NCIt Code NCIt PT Subset PT Subset SY NCIt Definition Subset Definition NCIt Code of First Parent First Parent NCIt Code of Second Parent Second Parent NCIt Code of Subset PT of NICHD Subset Subset Antiquated PT Subset Antiquated SY C101028 Neonatal Aspiration of Amniotic Fluid Neonatal Aspiration of Amniotic Fluid Inhalation of fluid from the amniotic sac into the lungs by the neonate. Aspiration of amniotic fluid around the time of delivery resulting in severe respiratory distress. C98996 Neonatal Disorder C83507 Aspiration C118466 Perinatal Terminology C101035 Neonatal Injury Related to Birth Birth Injury Birth Trauma || Neonatal Injury Related to Birth An injury sustained to a neonate during the birthing process. Injury to a newborn incurred during labor and delivery. C3671 Injury C118466 Perinatal Terminology C101036 Retinopathy of Prematurity with Plus Disease Retinopathy of Prematurity with Plus Disease A stage of retinopathy of prematurity characterized by the presence of the following in at least two quadrants around the optic nerve: dilation and tortuosity of major retinal vasculature as a result of increased blood flow. A vasoproliferative condition of very immature newborn infants that may be characterized by neovascularization, scarring, retinal detachment, and eventually blindness. Plus disease is characterized by at least two quadrants around the optic nerve showing evidence of dilation and tortuosity of the major retinal vessels resulting from increased blood flow or neovascularization of the iris or poor view of the retina due to vitreous haze. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C101037 Transient Tachypnea of the Newborn Transient Tachypnea of the Newborn Retained Fetal Lung Fluid || Transitory Tachypnea of Newborn || Type II Respiratory Distress Syndrome || Wet Lung Syndrome A respiratory disorder characterized by higher than normal respiratory rates among premature and cesarean section delivered neonates whose lungs have not fully matured. The cause is often excess fluid in the lungs, and resolution is aided by supplemental oxygen and sometimes, antibiotics. A benign, self-limited, parenchymal lung disorder characterized by pulmonary edema resulting from delayed clearance of fetal alveolar fluid. C99232 Neonatal Respiratory System Disorder C118466 Perinatal Terminology C101198 Congenital Facial Nerve Palsy Congenital Facial Nerve Palsy Partial or complete paralysis of the facial muscles of one side of an individual's face that is present at birth. It is caused by damage to the seventh cranial nerve. A condition characterized by reduced or absent movement of the ipsilateral face as a consequence of an injury to the seventh cranial nerve that has occurred before birth. C97172 Congenital Nervous System Disorder C26769 Facial Nerve Palsy C118466 Perinatal Terminology C101199 Congenital Phrenic Nerve Palsy Congenital Phrenic Nerve Palsy Phrenic Nerve Palsy, Congenital Damage to the phrenic nerve that results in paralysis of the hemidiaphragm at birth. A condition characterized by reduced or absent movement of the ipsilateral diaphragm as a consequence of an injury to the phrenic nerve or its origin in cervical roots 3 through 5 that has occurred before birth. C27580 Peripheral Nervous System Disorder C97172 Congenital Nervous System Disorder C118466 Perinatal Terminology C101200 Neonatal Alloimmune Thrombocytopenia Neonatal Alloimmune Thrombocytopenia Neonatal Thrombocytopenia due to Platelet Alloimmunization Thrombocytopenia that occurs in neonates as a consequence of transplacental passage of maternal alloantibodies directed against fetal platelet antigens. Thrombocytopenia that occurs in neonates as a consequence of transplacental passage of maternal alloantibodies directed against fetal platelet antigens. C98995 Neonatal Thrombocytopenia C118466 Perinatal Terminology C101270 Kernicterus Related to Isoimmunization Kernicterus due to Isoimmunization Kernicterus related to Isoimmunization Encephalopathy in infants due to high levels of unconjugated bilirubin that are a result of Rh incompatibility between the mother and the fetus. A type of kernicterus due to increased levels of unconjugated bilirubin in the serum as a consequence of the destruction of red blood cells initiated by the transmission of antibodies from a mother to the child via the placenta against any blood group antigen. C26920 Encephalopathy C118466 Perinatal Terminology C101272 Spinal Cord Infarct During Birth Spinal Cord Infarct Related to Birth Spinal Cord Infarct during Birth Ischemic necrosis of the spinal cord due to spinal artery occlusion during the birthing process. Ischemic necrosis of the spinal cord due to spinal artery occlusion sustained during the birthing process. C101035 Birth Injury C118466 Perinatal Terminology C101278 Spinal Injury Related to Birth Spinal Cord Injury Related to Birth Spinal Injury Related to Birth || Spinal Injury Related to Birth Trauma An injury to the spine sustained during the birthing process. An injury to the spinal cord occurring during labor and/or delivery. Injury may include compression, partial or complete disruption of the cord. C50750 Spinal Cord Injury C101035 Birth Injury C118466 Perinatal Terminology C101304 Hemolytic Disease of the Newborn Hemolytic Disease of the Newborn Erythroblastosis Fetalis || Isoimmune Hemolytic Disease of the Newborn A disorder of the fetus or newborn that occurs when fetal cells that are coated with IgG alloantibodies from the mother attack antigens inherited from the father. Severity can range from absence of symptoms to death. A condition of the newborn characterized by the destruction of red blood cells initiated by the transmission of IgG antibodies from mother to child via the placenta. C3092 Hemoglobinopathy C98996 Neonatal Disorder C118466 Perinatal Terminology C101312 Immature Retinopathy of Prematurity Immature Retinopathy of Prematurity ROP || Retinopathy of Prematurity, Immature An immature state in which retinopathy of prematurity cannot be established. Retinopathy of prematurity occurs in premature infants who are born before the retinal vessels complete their normal growth. It can result in disorganized and abnormal growth of retinal blood vessels, which may lead to scarring and retinal detachment. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C101317 Fracture of Long Bone Related to Birth Fracture of Long Bone Related to Birth Fracture of Long Bone Related to Birth Trauma An injury sustained during the birthing process in which the continuity is broken in any bone that is longer in length than width. A breakage in any of the elongated bones of the extremities sustained during the birthing process. C116822 Fracture Related to Birth C118466 Perinatal Terminology C101318 Fracture of Skull Related to Birth Fracture of Skull Related to Birth Fracture of Skull Related to Birth Trauma An injury sustained during the birthing process in which the continuity is broken in the skull. A broken skull bone sustained during the birthing process. C50745 Skull Fracture C116822 Fracture Related to Birth C118466 Perinatal Terminology C101321 Neonatal Drug Withdrawal Neonatal Drug Withdrawal DWN || Drug Withdrawal Syndrome in Newborn A constellation of neurobehavioral features observed following cessation or reduction of antenatal or postnatal drug exposure. A constellation of neurobehavioral features observed following cessation or reduction of antenatal or postnatal drug exposure. C103170 Postnatal Drug Withdrawal C98996 Neonatal Disorder C118466 Perinatal Terminology C101324 Perinatal Intraventricular Hemorrhage Perinatal Intraventricular Hemorrhage Bleeding within the cerebral ventricles occurring around the time of birth. Bleeding within the cerebral ventricles occurring around the time of birth. C99261 Perinatal Intracranial Hemorrhage C50896 Intraventricular Hemorrhage C118466 Perinatal Terminology C102975 Fracture of Clavicle Related to Birth Fracture of Clavicle Related to Birth Fracture of Clavicle Related to Birth Trauma An injury sustained during the birthing process in which the continuity is broken in the clavicle. A broken clavicle sustained during the birthing process. C101317 Fracture of Long Bone Related to Birth C118466 Perinatal Terminology C102977 Meconium Peritonitis Meconium Peritonitis Inflammation of the peritoneum caused by an intrauterine intestinal perforation leading to presence of meconium within the fetal peritoneal cavity. This is frequently seen as intra-abdominal calcifications on imaging. Inflammation of the peritoneum caused by an intrauterine intestinal perforation leading to presence of meconium within the fetal peritoneal cavity. This is frequently seen as intra-abdominal calcifications on imaging. C26726 Infectious Disorder C118466 Perinatal Terminology C102990 Brachial Plexus Palsy Related to Birth Brachial Plexus Palsy Related to Birth Brachial Plexus Palsy due to Birth Trauma Birth injury to the brachial plexus. It results in paralysis of the muscles of the shoulder, arm, and hand. It manifests as lack of mobility in the arm, usually in the first week of life. In the majority of cases there is spontaneous recovery. A condition characterized by reduced or absent movement of the ipsilateral shoulder, arm or hand as a consequence of an injury to the brachial plexus, cervical roots 5 through 8 and thoracic root 1, sustained during the birthing process. C3310 Paralysis C101035 Birth Injury C118466 Perinatal Terminology C103156 Congenital Phrenic Nerve Injury Congenital Phrenic Nerve Injury Phrenic Nerve Injury, Congenital Damage to the phrenic nerve that is present at birth. An impairment of the function of the phrenic nerve as a consequence of disruption of the nerve itself or its origins in cervical roots 3 through 5 that has occurred before birth. C99016 Phrenic Nerve Injury C27580 Peripheral Nervous System Disorder C118466 Perinatal Terminology C103187 Perinatal Subependymal Hemorrhage with Intraventricular and Intracerebral Extension Perinatal Subependymal Hemorrhage with Intraventricular and Intracerebral Extension A hemorrhage that involves the subependymal region, the lateral cerebral ventricles and the brain tissue occurring around the time of birth. A hemorrhage that involves the subependymal region, the lateral cerebral ventricles and the brain tissue occurring around the time of birth. C117201 Perinatal Subependymal Hemorrhage C118466 Perinatal Terminology C103188 Acquired Phrenic Nerve Injury Acquired Phrenic Nerve Injury Phrenic Nerve Injury, Acquired Damage to the phrenic nerve that was not present at birth. An impairment of the function of the phrenic nerve as a consequence of disruption of the nerve itself or its origins in cervical roots 3 through 5 that has occurred after birth. C99016 Phrenic Nerve Injury C27580 Peripheral Nervous System Disorder C118466 Perinatal Terminology C103189 Acquired Phrenic Nerve Palsy Acquired Phrenic Nerve Palsy Damage to the phrenic nerve that results in paralysis of the hemidiaphragm and was not present at birth. A condition characterized by reduced or absent movement of the ipsilateral diaphragm as a consequence of an injury to the phrenic nerve or its origin in cervical roots 3 through 5 that has occurred after birth. C27580 Peripheral Nervous System Disorder C118466 Perinatal Terminology C103228 Perinatal Jaundice Related to Inspissated Bile Syndrome Perinatal Jaundice due to Inspissated Bile Syndrome Perinatal Jaundice Related to Inspissated Bile Syndrome Yellow pigmentation of the skin, mucous membranes and eyes due to hyperbilirubinemia caused by inspissated bile plugs in the bile ducts during the perinatal period. Yellow pigmentation of the skin, mucous membranes and sclerae due to hyperbilirubinemia associated with intraluminal bile plugs, sludge or gallstones in the newborn infant. C3143 Jaundice C118466 Perinatal Terminology C106273 ABO Hemolytic Disease of the Newborn ABO Hemolytic Disease of Newborn ABO Isoimmunization || Hemolytic Disease due to ABO Isoimmunization A condition of the newborn characterized by the destruction of red blood cells initiated by the transmission of anti-A or anti-B antibodies from a mother to the child via the placenta against A or B antigens of the newborn's blood. A condition of the newborn characterized by the destruction of red blood cells initiated by the transmission of anti-A or anti-B antibodies from a mother to the child via the placenta against A or B antigens of the newborn's blood. C101304 Hemolytic Disease of the Newborn C118466 Perinatal Terminology C110927 Physiologic Hyperbilirubinemia Physiologic Hyperbilirubinemia Physiological Hyperbilirubinemia Elevated bilirubin levels in the blood of a newborn infant. It is a normal response due to the limited ability to excrete bilirubin until the maturation of the neonatal liver is complete. Non-pathologic rise in bilirubin levels in the blood of a newborn infant, typically occurring within the first week of life, due to the limited ability to conjugate and excrete bilirubin. C99235 Neonatal Hyperbilirubinemia C118466 Perinatal Terminology C111656 Twin Reversed Arterial Perfusion Sequence Malformation Twin Reversed Arterial Perfusion Sequence Malformation Acardiac Malformation || Acardiac Twin || TRAP Sequence A severe form of twin-twin transfusion syndrome that occurs in monochorionic pregnancies. The normal twin (pump twin) supplies the blood flow to its sibling that lacks heart or brain or both (acardiac/acephalic twin). Untreated, it may lead to the demise of the pump twin in some cases. A condition which occurs in monozygotic twins in which one of the fetuses supplies the majority of the cardiac output to its co-twin through its umbilical artery. The recipient twin has only rudimentary organs and structure and is not viable. C92719 Fetal Disorder C118466 Perinatal Terminology C111756 Absent Fetal Heart Rate Variability Absent Baseline Variability A baseline fetal heart rate with an undetectable amplitude range. A baseline fetal heart rate with an undetectable amplitude range. C92790 Fetal Heart Rate Variability C118466 Perinatal Terminology C111765 Marked Baseline Fetal Heart Rate Variability Marked Baseline Fetal Heart Rate Variability Exaggerated Baseline Variability || Hypervariability || Marked Baseline Variability A baseline fetal heart rate with an amplitude range that is greater than 25 beats per minute. A baseline fetal heart rate with an amplitude range that is greater than 25 beats per minute. C92790 Fetal Heart Rate Variability C118466 Perinatal Terminology C111767 Minimal Baseline Fetal Heart Rate Variability Minimal Baseline Fetal Heart Rate Variability Minimal Baseline Variability A baseline fetal heart rate with a detectable amplitude range that is greater than undetectable but less than or equal to five beats per minute. A baseline fetal heart rate with a detectable amplitude range that is greater than undetectable but less than or equal to five beats per minute. C92790 Fetal Heart Rate Variability C118466 Perinatal Terminology C111768 Sinusoidal Fetal Heart Rate Pattern Sinusoidal Fetal Heart Rate Pattern A fetal heart rate pattern characterized by a smooth, sine wave-like undulating pattern with a cycle frequency of 3 to 5 beats per minute that continues for at least 20 minutes or more. A fetal heart rate pattern characterized by a smooth, sine wave-like undulating pattern with a cycle frequency of 3 to 5 beats per minute that continues for at least 20 minutes or more. C92715 Fetal Heart Finding C118466 Perinatal Terminology C111769 Fetal Tachyarrhythmia Fetal Tachyarrhythmia An abnormality in the fetal heart rhythm associated with an increase in fetal heart rate above 160 beats per minute. An abnormality in the fetal heart rhythm associated with an increase in fetal heart rate above 160 beats per minute. C92796 Fetal Tachycardia C118466 Perinatal Terminology C111770 Fetal Bradyarrhythmia Fetal Bradyarrhythmia An abnormality in the fetal heart rhythm associated with a decrease in fetal heart rate below 110 beats per minute. An abnormality in the fetal heart rhythm associated with an decrease in fetal heart rate below 110 beats per minute. C92782 Fetal Bradycardia C118466 Perinatal Terminology C111771 Normal Continuous Cardiotocography Pattern Category I Tracing Normal Continuous Cardiotocography Pattern Normal fetal heart pattern. Strongly predictive of normal acid-base status at time of observation. Characterized by baseline fetal heart rate 110 to 160 beats per minute, moderate baseline variability, absent late or variable decelerations, absent or present early decelerations, and absent or present accelerations. Normal fetal heart pattern. Strongly predictive of normal acid-base status at time of observation. Characterized by baseline fetal heart rate 110 to 160 beats per minute, moderate baseline variability, absent late or variable decelerations, absent or present early decelerations, and absent or present accelerations. C92715 Fetal Heart Finding C118466 Perinatal Terminology C111772 Indeterminate Continuous Cardiotocography Pattern Category II Tracing Indeterminate Continuous Cardiotocography Pattern Indeterminate fetal heart rate pattern. Not predictive of abnormal acid-base status at time of observation but insufficient to classify pattern as Category I or III. Example patterns include: minimal or marked variability, absent variability without recurrent decelerations, absence of induced accelerations after fetal stimulation, recurrent variable decelerations with minimal or moderate variability, prolonged decelerations, recurrent late decelerations with moderate variability and variable decelerations with slow return to baseline, overshoots or shoulders. Indeterminate fetal heart rate pattern. Not predictive of abnormal acid-base status at time of observation but insufficient to classify pattern as Category I or III. Example patterns include: minimal or marked variability, absent variability without recurrent decelerations, absence of induced accelerations after fetal stimulation, recurrent variable decelerations with minimal or moderate variability, prolonged decelerations, recurrent late decelerations with moderate variability and variable decelerations with slow return to baseline, overshoots or shoulders. C92715 Fetal Heart Finding C118466 Perinatal Terminology C111773 Abnormal Continuous Cardiotocography Pattern Category III Tracing Abnormal Continuous Cardiotocography Pattern Abnormal fetal heart rate pattern. Predictive of abnormal acid-base status at time of observation. Patterns include sinusoidal pattern or absent fetal heart rate variability with any of the following: recurrent late decelerations, recurrent variable decelerations, or bradycardia. Abnormal fetal heart rate pattern. Predictive of abnormal acid-base status at time of observation. Patterns include sinusoidal pattern or absent fetal heart rate variability with any of the following: recurrent late decelerations, recurrent variable decelerations, or bradycardia. C92715 Fetal Heart Finding C118466 Perinatal Terminology C111775 Periodic Fetal Heart Rate Pattern Periodic Fetal Heart Rate Pattern Fetal heart rate patterns associated with maternal uterine contractions. Fetal heart rate patterns associated with maternal uterine contractions. C92715 Fetal Heart Finding C118466 Perinatal Terminology C111776 Episodic Fetal Heart Rate Pattern Episodic Fetal Heart Rate Pattern Fetal heart rate patterns not associated with maternal uterine contractions. Fetal heart rate patterns not associated with maternal uterine contractions. C92715 Fetal Heart Finding C118466 Perinatal Terminology C111777 Moderate Baseline Fetal Heart Rate Variability Moderate Baseline Variability A baseline fetal heart rate with a detectable amplitude range that is greater than or equal to 6 but less than or equal to 25 beats per minute. A baseline fetal heart rate with a detectable amplitude range that is greater than or equal to 6 but less than or equal to 25 beats per minute. C92790 Fetal Heart Rate Variability C118466 Perinatal Terminology C111779 Ductus Venosus Agenesis Ductus Venosus Agenesis Congenital absence of the fetal ductus venosus. Congenital absence of the fetal ductus venosus. C35729 Congenital Cardiovascular Abnormality C118466 Perinatal Terminology C111780 Antepartum Obstetric Air Embolism Antepartum Obstetric Air Embolism Presence of a large air bubble in the maternal vascular system which originated from a distant site during the antepartum period. Presence of a large air bubble in the maternal vascular system which originated from a distant site during the antepartum period. C34941 Pregnancy Complication C118466 Perinatal Terminology C111781 Postpartum Obstetric Air Embolism Postpartum Obstetric Air Embolism Presence of a large air bubble in the maternal vascular system which originated from a distant site during the postpartum period. Presence of a large air bubble in the maternal vascular system which originated from a distant site during the postpartum period. C116323 Postpartum Complication C118466 Perinatal Terminology C111782 Antepartum Obstetric Septic Embolism Antepartum Obstetric Septic Embolism Presence of bacterially-infected tissue in the maternal vascular system which originated from a distant site during the antepartum period. Presence of bacterially-infected tissue in the maternal vascular system which originated from a distant site during the antepartum period. C34941 Pregnancy Complication C118466 Perinatal Terminology C111783 Antepartum Obstetric Thromboembolism Antepartum Obstetric Thromboembolism Presence of a blood clot in the maternal vascular system which originated from a distant site during the antepartum period. Presence of a blood clot in the maternal vascular system which originated from a distant site during the antepartum period. C34941 Pregnancy Complication C118466 Perinatal Terminology C111855 Neonatal Neutropenia Neonatal Neutropenia A condition characterized by a decrease in the number of neutrophils in the blood below established reference ranges in a newborn. A condition characterized by a decrease in the number of neutrophils in the blood below established reference ranges in a newborn. C80520 Neutropenia C118466 Perinatal Terminology C111856 Disseminated Intravascular Coagulation in Newborn Neonatal Disseminated Intravascular Coagulation Disseminated Intravascular Coagulation in Newborn A clotting condition characterized as a disruption in the homeostatic balance of the coagulation and fibrinolytic systems presenting as a pathological activation of coagulation mechanisms leading to the formation of small clots inside the blood vessels throughout the body of the newborn. A clotting condition characterized as a disruption in the homeostatic balance of the coagulation and fibrinolytic systems presenting as a pathological activation of coagulation mechanisms leading to the formation of small clots inside the blood vessels throughout the body of the newborn. C2992 Disseminated Intravascular Coagulation C118466 Perinatal Terminology C111857 Hemorrhagic Disease of Newborn Hemorrhagic Disease of Newborn Vitamin K Deficiency Bleeding in Newborn A condition characterized as a coagulation disturbance in newborns due to vitamin K deficiency resulting in impaired production of coagulation factors II, VII, IX, and X, and proteins C and S by the liver. A condition characterized as a coagulation disturbance in newborns due to vitamin K deficiency resulting in impaired production of coagulation factors II, VII, IX, and X, and proteins C and S by the liver. C98996 Neonatal Disorder C118466 Perinatal Terminology C111858 Direct Maternal Death Direct Maternal Death Death resulting from conditions or complications which are unique to pregnancy and occur during the antepartum, intrapartum, or postpartum period. Death resulting from conditions or complications which are unique to pregnancy and occur during the antepartum, intrapartum, or postpartum period. C111860 Maternal Mortality C118466 Perinatal Terminology C111859 Indirect Maternal Death Indirect Maternal Death Death resulting from previously existing disease or a disease developing during pregnancy which was not associated with gestation, but which was aggravated by the unique physiologic changes of pregnancy. Examples of indirect deaths include those associated with epilepsy, diabetes, cardiac disease and hormone-dependent malignancies. Death resulting from previously existing disease or a disease developing during pregnancy which was not associated with gestation, but which was aggravated by the unique physiologic changes of pregnancy. Examples of indirect deaths include those associated with epilepsy, diabetes, cardiac disease and hormone-dependent malignancies. C111860 Maternal Mortality C118466 Perinatal Terminology C111860 Maternal Mortality Maternal Mortality The death of a woman while pregnant or within 42 days of the end of the pregnancy, irrespective of the duration or anatomic site of the pregnancy, due to any cause related to or aggravated by the pregnancy or its management, but not from accidental or incidental causes. The death of a woman while pregnant or within 42 days of the end of the pregnancy, irrespective of the duration or anatomic site of the pregnancy, due to any cause related to or aggravated by the pregnancy or its management, but not from accidental or incidental causes. C34941 Pregnancy Complication C118466 Perinatal Terminology C111861 Postpartum Obstetric Septic Embolism Postpartum Obstetric Septic Embolism Presence of bacterially-infected tissue in the maternal vascular system which originated from a distant site during the postpartum period. Presence of bacterially-infected tissue in the maternal vascular system which originated from a distant site during the postpartum period. C116323 Postpartum Complication C118466 Perinatal Terminology C111865 Postpartum Obstetric Thromboembolism Postpartum Obstetric Thromboembolism Presence of a blood clot in the maternal vascular system which originated from a distant site during the postpartum period. Presence of a blood clot in the maternal vascular system which originated from a distant site during the postpartum period. C116323 Postpartum Complication C118466 Perinatal Terminology C111904 Immune Hydrops Fetalis Immune Hydrops Fetalis Fluid accumulation in multiple fetal anatomic cavities attributable to a maternal immune response against fetal blood cell antigens. Fluid accumulation in multiple fetal anatomic cavities attributable to a maternal immune response against fetal blood cell antigens. C84767 Hydrops Fetalis C118466 Perinatal Terminology C111905 Non-Immune Hydrops Fetalis Non-Immune Hydrops Fetalis Fluid accumulation in multiple fetal anatomic cavities that is of non-immune origin. Fluid accumulation in multiple fetal anatomic cavities that is of non-immune origin. C84767 Hydrops Fetalis C118466 Perinatal Terminology C111908 Angiotensin Converting Enzyme Inhibitor Fetopathy Angiotensin Converting Enzyme Inhibitor Fetopathy ACE Fetopathy || ACE Inhibitor Fetopathy Fetal embryopathy associated with maternal angiotensis converting enzyme (ACE) inhibitor use during pregnancy that may include fetal acute renal failure, growth restriction, oligohydramnios, calvaria abnormalities, preterm birth, and pulmonary hypoplasia with respiratory distress. Fetal embryopathy associated with maternal ACE inhibitor use that may include growth restriction, oligohydramnios, calvaria abnormalities, preterm birth, pulmonary hypoplasia and acute kidney injury. C92719 Fetal Disorder C118466 Perinatal Terminology C111909 Diabetic Fetopathy Diabetic Fetopathy A constellation of features seen in the hyperinsulinemic fetus of a diabetic mother that include macrosomia, postnatal hypoglycemia and polycythemia. A constellation of features seen in the hyperinsulinemic fetus of a diabetic mother that include macrosomia, postnatal hypoglycemia and polycythemia. C92719 Fetal Disorder C118466 Perinatal Terminology C111910 Fetal Virilization Fetal Virilization Fetal Virilism Inappropriate secondary sex characteristics in the neonate usually due to in utero androgen exposure. The development of male secondary sexual characteristics in a biologically female fetus that is most often due to in utero exposure to androgens. C92711 Fetal Finding C79859 Virilization C118466 Perinatal Terminology C111911 Amniotic Fluid Embolism Amniotic Fluid Embolism Amniotic Fluid Embolism Syndrome Acute hypotension or cardiac arrest, acute hypoxia or coagulopathy in the absence of any other potential explanation related to the presence of amniotic fluid or the fetal debris within the maternal vascular system during the antepartum or intrapartum period. Acute hypotension or cardiac arrest, acute hypoxia or coagulopathy in the absence of any other potential explanation related to the presence of amniotic fluid or the fetal debris within the maternal vascular system during the antepartum or intrapartum period. C34941 Pregnancy Complication C118466 Perinatal Terminology C111913 Pre-Gestational Diabetes Pregestational Diabetes Pre-Gestational Diabetes Diabetes diagnosed before current pregnancy. (reVITALize) Diabetes diagnosed before current pregnancy. [verbatim from reVITALize] C34942 Gestational Diabetes Mellitus C118466 Perinatal Terminology C111914 Postpartum Endometritis Postpartum Endometritis Puerperal Endometritis || Puerperal Endomyometritis Infection of the endometrium, decidua and/or myometrium occurring at any time between birth and 42 days postpartum. Infection of the endometrium, decidua and/or myometrium occurring at any time between birth and 42 days postpartum. C116323 Postpartum Complication C118466 Perinatal Terminology C111915 Severe Sepsis Severe Sepsis Sepsis with Organ Dysfunction Clinical syndrome defined by the presence of both infection and a systemic inflammatory response that progresses to multi-organ failure. Clinical syndrome defined by the presence of both infection and a systemic inflammatory response that progresses to multi-organ failure. C3364 Sepsis C118466 Perinatal Terminology C111943 Clinical Chorioamnionitis Clinical Chorioamnionitis Inflammation of the fetal sac membranes, characterized by otherwise unexplained fever (at or above 38 degree C (100.4F)) with one or more of the following: uterine tenderness and/or irritability, leukocytosis, fetal tachycardia, maternal tachycardia, or malodorous vaginal discharge. Inflammation of the fetal sac membranes, characterized by otherwise unexplained fever (at or above 38 degrees C (100.4F)) with one or more of the following: uterine tenderness and/or irritability, leukocytosis, fetal tachycardia, maternal tachycardia, or malodorous vaginal discharge. C26720 Chorioamnionitis C118466 Perinatal Terminology C111944 Histologic Chorioamnionitis Histologic Chorioamnionitis Acute Amnionitis || Acute Chorioamnionitis || Acute Choriodeciduitis || Acute Chorionitis Inflammation of the fetal sac membranes that is characterized by neutrophilic infiltration of the amnion and chorion. A maternal neutrophilic response resulting in migration of neutrophils from the decidua into the chorion and amnion of the extraplacental membranes and the chorionic plate. C26720 Chorioamnionitis C118466 Perinatal Terminology C111945 Deciduitis Deciduitis Acute inflammation characterized by neutrophilic infiltration of the decidua. Acute inflammation characterized by neutrophilic infiltration of the decidua. C35169 Pregnancy Disorder C118466 Perinatal Terminology C111946 Group B Streptococcus Risk Group B Streptococcus Risk Status GBS Risk Status Categorization for likelihood of perinatal transmission of group B Streptococcus to neonate. Categorization for likelihood of perinatal transmission of Group B Streptococcus to neonate. C36292 Laboratory Test Result C118466 Perinatal Terminology C111947 Positive GBS Risk Status Positive Group B Streptococcus Risk Status Positive GBS Risk Status Rectal/vaginal culture positive for group B Streptococcus (GBS) within 5 weeks. Rectal/vaginal culture positive within 5 weeks prior to birth, or urine GBS culture positive (as defined by CDC) or GBS bacteriuria at any point in current pregnancy, or prior infant with invasive GBS disease. [verbatim from reVITALize] C111946 Group B Streptococcus Risk Status C118466 Perinatal Terminology C111948 Negative GBS Risk Status Negative Group B Streptococcus Risk Status Negative GBS Risk Status Rectal/vaginal culture negative for group B Streptococcus (GBS) within 5 weeks. Rectal/vaginal culture negative within 5 weeks prior to birth, or urine GBS culture negative (as defined by CDC). [based on reVITALize def for +GBS Risk Status] C111946 Group B Streptococcus Risk Status C118466 Perinatal Terminology C111949 Unknown GBS Risk Status Unknown Group B Streptococcus Risk Status Unknown GBS Risk Status Rectal/vaginal culture not taken within 5 weeks prior to birth, or urine GBS culture not taken. Rectal/vaginal culture not taken within 5 weeks prior to birth, or urine GBS culture not taken. [based on reVITALize def for +GBS Risk Status] C111946 Group B Streptococcus Risk Status C118466 Perinatal Terminology C111950 Pregnancy with Intrauterine Device Pregnancy with Intrauterine Device IUD Pregnancy Co-existence of an intrauterine pregnancy with an intrauterine device. Co-existence of an intrauterine pregnancy with an intrauterine device. C34941 Pregnancy Complication C118466 Perinatal Terminology C111951 Nulliparous Nulliparous A woman with a parity of zero. A woman with a parity of zero. C16955 Parity C118466 Perinatal Terminology C111957 Triplet Pregnancy Triplet Pregnancy A pregnancy involving three fetuses. A pregnancy involving three fetuses. C87097 Multiple Gestation C118466 Perinatal Terminology C111959 Quadruplet Pregnancy Quadruplet Pregnancy A pregnancy involving four fetuses. A pregnancy involving four fetuses. C87097 Multiple Gestation C118466 Perinatal Terminology C112119 Umbilical Granuloma Umbilical Granuloma Excessive granulation tissue at the base of the umbilicus after separation. Excessive granulation tissue at the base of the umbilicus after separation. C36281 Integumentary System Finding C118466 Perinatal Terminology C112841 Chronic Maternal Hypertension Chronic Maternal Hypertension Hypertension that predates pregnancy. Hypertension that predates pregnancy. C3117 Hypertension C118466 Perinatal Terminology C112842 Chronic Maternal Hypertension with Superimposed Preeclampsia Chronic Maternal Hypertension with Superimposed Preeclampsia Chronic hypertension in association with preeclampsia. Chronic hypertension in association with preeclampsia. C3117 Hypertension C118466 Perinatal Terminology C112843 Severe Preeclampsia Severe Preeclampsia Preeclampsia with Severe Features Preeclampsia with a systolic blood pressure of 160 mmHg or higher, or a diastolic blood pressure of 110 mmHg or higher on two occasions at least 4 hours apart while on bedrest. It is associated with thrombocytopenia (platelets less than 100,000 per microliter), impaired liver function (twice normal elevation of hepatic transaminases; severe, persistent right upper quadrant or epigastric pain), progressive renal insufficiency (serum creatinine greater than 1.1 mg/dL or doubling of baseline in the absence of other renal disease), pulmonary edema, or new-onset cerebral or visual disturbances. Preeclampsia with a systolic blood pressure of 160 mmHg or higher, or a diastolic blood pressure of 110 mmHg or higher on two occasions at least 4 hours apart while on bedrest. It is associated with thrombocytopenia (platelets less than 100,000 per microliter), impaired liver function (twice normal elevation of hepatic transaminases; severe, persistent right upper quadrant or epigastric pain), progressive renal insufficiency (serum creatinine greater than 1.1 mg/dL or doubling of baseline in the absence of other renal disease), pulmonary edema, or new-onset cerebral or visual disturbances. C85021 Preeclampsia C118466 Perinatal Terminology C112844 Gestational Diabetes Mellitus, A1 Gestational Diabetes Mellitus, A1 Gestational Diabetes, A1 White Classification Carbohydrate intolerance first diagnosed during pregnancy. Diagnosis from abnormal oral glucose tolerance test (OGTT) but normal glucose levels when fasting and two hours post-prandial. Euglycemia achieved with diet and/or exercise. Carbohydrate intolerance first diagnosed during pregnancy. Diagnosis from abnormal oral glucose tolerance test (OGTT) but normal glucose levels when fasting and two hours post-prandial. Euglycemia achieved with diet and/or exercise. C34942 Gestational Diabetes Mellitus C118466 Perinatal Terminology C112845 Gestational Diabetes Mellitus, A2 Gestational Diabetes Mellitus, A2 Gestational Diabetes, A2 White Classification Carbohydrate intolerance first diagnosed during pregnancy. Diagnosis from abnormal oral glucose tolerance test (OGTT) and abnormal fasting or post-prandial glucose levels. Euglycemia achieved with medication. Carbohydrate intolerance first diagnosed during pregnancy. Diagnosis from abnormal oral glucose tolerance test (OGTT) and abnormal fasting or post-prandial glucose levels. Euglycemia achieved with medication. C34942 Gestational Diabetes Mellitus C118466 Perinatal Terminology C112846 Chronic Villitis Chronic Villitis VUE || Villitis of Unknown Etiology T-cell immune response with diffuse perivillous fibrin deposition associated with intrauterine growth restriction, pre-term birth and recurrent fetal loss. Placental villi with an increased stromal complement of lymphocytes and other mononuclear cells, often with destruction of local villous vessels and syncytial injury with perivillous fibrin deposition. Chronic villitis can be focal or diffuse. C35169 Pregnancy Disorder C118466 Perinatal Terminology C112847 Maternal Weight Gain in Pregnancy Maternal Weight Gain in Pregnancy Maternal Weight Gain During Pregnancy The last recorded maternal weight prior to birth minus the last recorded weight immediately prior to pregnancy. (reVITALize) The last recorded maternal weight prior to birth minus the last recorded weight immediately prior to pregnancy. [verbatim from reVITALize] C62754 Weight Gain C118466 Perinatal Terminology C112848 Excessive Weight Gain in Pregnancy Excessive Weight Gain in Pregnancy In a woman with a normal weight pre-pregnancy body mass index (BMI), i.e. 18.5-24.9, the weight gained during pregnancy exceeds a total weight gain of 35 lbs. In a woman with an underweight pre-pregnancy body mass index (BMI), i.e. less than 18.5, the weight gained during pregnancy exceeds a total weight gain of 40 lbs. In a woman with an overweight pre-pregnancy body mass index (BMI), i.e. 25.0-29.9, the weight gained during pregnancy exceeds a total weight gain of 25 lbs. In a woman with an obese pre-pregnancy body mass index (BMI), i.e. greater than 30, the weight gained during pregnancy exceeds a total weight gain of 20 lbs. These standards are supported for the whole population irrespective of height, race or ethnicity. In a woman with a normal weight pre-pregnancy body mass index (BMI), i.e. 18.5-24.9, the weight gained during pregnancy exceeds a total weight gain of 35 lbs. In a woman with an underweight pre-pregnancy body mass index (BMI), i.e. less than 18.5, the weight gained during pregnancy exceeds a total weight gain of 40 lbs. In a woman with an overweight pre-pregnancy body mass index (BMI), i.e. 25.0-29.9, the weight gained during pregnancy exceeds a total weight gain of 25 lbs. In a woman with an obese pre-pregnancy body mass index (BMI), i.e. greater than 30, the weight gained during pregnancy exceeds a total weight gain of 20 lbs. These standards are supported for the whole population irrespective of height, race or ethnicity. C62754 Weight Gain C118466 Perinatal Terminology C112849 Low Weight Gain in Pregnancy Low Weight Gain in Pregnancy In a woman with a normal weight pre-pregnancy body mass index (BMI), i.e. 18.5-24.9, the weight gained during pregnancy does not exceed a total weight gain of 25 lbs. In a woman with an underweight pre-pregnancy body mass index (BMI), i.e. less than 18.5, the weight gained during pregnancy does not exceed a total weight gain of 28 lbs. In a woman with an overweight pre-pregnancy body mass index (BMI), i.e. 25.0-29.9, the weight gained during pregnancy does not exceed a total weight gain of 15 lbs. In a woman with an obese pre-pregnancy body mass index (BMI), i.e. greater than 30, the weight gained during pregnancy does not exceed a total weight gain of 11 lbs. These standards are supported for the whole population irrespective of height, race or ethnicity. In a woman with a normal weight pre-pregnancy body mass index (BMI), i.e. 18.5-24.9, the weight gained during pregnancy does not exceed a total weight gain of 25 lbs. In a woman with an underweight pre-pregnancy body mass index (BMI), i.e. less than 18.5, the weight gained during pregnancy does not exceed a total weight gain of 28 lbs. In a woman with an overweight pre-pregnancy body mass index (BMI), i.e. 25.0-29.9, the weight gained during pregnancy does not exceed a total weight gain of 15 lbs. In a woman with an obese pre-pregnancy body mass index (BMI), i.e. greater than 30, the weight gained during pregnancy does not exceed a total weight gain of 11 lbs. These standards are supported for the whole population irrespective of height, race or ethnicity. C62754 Weight Gain C118466 Perinatal Terminology C112850 Symphysis Pubis Dysfunction Symphysis Pubis Dysfunction SPD Pelvic pain due to physiological pelvic ligament relaxation and increased joint mobility. Pelvic pain due to physiological pelvic ligament relaxation and increased joint mobility. C107377 Musculoskeletal System Disorder C118466 Perinatal Terminology C112851 Post Term Pregnancy Post Term Pregnancy Prolonged Pregnancy A gestation that lasts greater than or equal to 42 weeks and 0 days. A gestation that lasts greater than or equal to 42 weeks and 0 days. C25742 Pregnancy C118466 Perinatal Terminology C112852 Twin Pregnancy Twin Pregnancy A pregnancy involving two fetuses. A pregnancy involving two fetuses. C87097 Multiple Gestation C118466 Perinatal Terminology C112853 Monochorionic Monoamniotic Twin Pregnancy Monochorionic Monoamniotic Twin Pregnancy A pregnancy involving two fetuses that share both the chorion and amniotic sac. These twins are invariably identical. A pregnancy involving two fetuses that share both the chorion and amniotic sac. These twins are invariably identical. C112852 Twin Pregnancy C118466 Perinatal Terminology C112854 Monochorionic Diamniotic Twin Pregnancy Monochorionic Diamniotic Twin Pregnancy A pregnancy involving two fetuses that share the same chorion but have separate amniotic sacs. A pregnancy involving two fetuses that share the same chorion but have separate amniotic sacs. C112852 Twin Pregnancy C118466 Perinatal Terminology C112855 Dichorionic Diamniotic Twin Pregnancy Dichorionic Diamniotic Twin Pregnancy A pregnancy involving two fetuses that each have separate chorions and amniotic sacs. A pregnancy involving two fetuses that each have separate chorions and amniotic sacs. C112852 Twin Pregnancy C118466 Perinatal Terminology C112856 Non-Cesarean Uterine Surgical Scarring Non-Cesarean Uterine Surgical Scarring Non-Cesarean Uterine Surgery Scar || Non-Cesarean Uterine Surgical Scar A scar/healing of the myometrium that occurs after uterine injury or after non-cesarean surgery. A scar/healing of the myometrium that occurs after uterine injury or after non-cesarean surgery. C36284 Reproductive System Finding C118466 Perinatal Terminology C112857 Threatened Abortion Threatened Abortion Vaginal bleeding preceding the 20th week of gestation. Vaginal bleeding preceding the 20th week of gestation. C34941 Pregnancy Complication C118466 Perinatal Terminology C112858 Early Pregnancy Loss Early Pregnancy Loss Pregnancy loss before 10th week of gestation with documentation of a confirmed pregnancy. Pregnancy loss before 10th week of gestation. C90491 Pregnancy Outcome C118466 Perinatal Terminology C112859 Peri-Implantational Loss Peri-Implantational Loss Chemical Pregnancy || Peri-Implantational Failure Pregnancy loss before 5th week of gestation with no gestational sac visible on ultrasonogram. Pregnancy loss before 5th week of gestation with no gestational sac visible on ultrasonogram. C90491 Pregnancy Outcome C118466 Perinatal Terminology C112860 Pre-Embryonic Loss Pre-Embryonic Loss Anembryonic Pregnancy Pregnancy loss with visible gestational sac or yolk sac or both but no visible embryo on ultrasonogram. Pregnancy loss with visible gestational sac or yolk sac or both but no visible embryo on ultrasonogram. C90491 Pregnancy Outcome C118466 Perinatal Terminology C112861 Embryonic Loss Embryonic Loss Pregnancy loss at 6 weeks, 0 days to 9 weeks, 6 days of gestation of an embryo with crown-rump length less than 10 mm and no cardiac activity visible on ultrasonogram. Pregnancy loss at 6 weeks, 0 days to 9 weeks, 6 days of gestation of an embryo with crown-rump length less than 10 mm and no cardiac activity visible on ultrasonogram. C90491 Pregnancy Outcome C118466 Perinatal Terminology C112862 Early Fetal Death Early Fetal Death Death of a fetus at 10 weeks, 0 days to 15 weeks, 6 days of gestation. Death of a fetus at 10 weeks, 0 days to 15 weeks, 6 days of gestation. C50620 Fetal Death C118466 Perinatal Terminology C112863 Late Fetal Death Late Fetal Death Death of a fetus at 16 weeks, 0 days to 19 weeks, 6 days of gestation. Death of a fetus at 16 weeks, 0 days to 19 weeks, 6 days of gestation. C50620 Fetal Death C118466 Perinatal Terminology C112864 Spontaneous Preterm Birth Spontaneous Preterm Birth Preterm birth from 20 weeks to 36 weeks, 6 days of gestation associated with one of the following: classic preterm labor or preterm premature rupture of membranes. Preterm birth from 20 weeks to 36 weeks, 6 days of gestation associated with one of the following: classic preterm labor or preterm premature rupture of membranes. C92861 Preterm Birth C118466 Perinatal Terminology C112865 Transient Myocardial Ischemia of Newborn Transient Myocardial Ischemia of Newborn A condition characterized by a temporary imbalance between the oxygen supply and demand of the heart muscle in the newborn. A condition characterized by a temporary imbalance between the oxygen supply and demand of the heart muscle in the newborn. C98996 Neonatal Disorder C118466 Perinatal Terminology C113148 Fetal Blood Loss Fetal Blood Loss Loss of blood from the fetal circulation. Loss of blood from the fetal circulation. C92719 Fetal Disorder C118466 Perinatal Terminology C113149 Fetal-Maternal Hemorrhage Fetal-Maternal Hemorrhage Fetal-Maternal Bleed || Fetomaternal Hemorrhage Loss of fetal blood into the maternal circulation. Loss of fetal blood into the maternal circulation. C26791 Hemorrhage C118466 Perinatal Terminology C113150 Rhesus Isoimmunization Rhesus Isoimmunization Rh Isoimmunization The mother develops antibodies against red blood cell Rhesus antigens. This may lead to potential fetal adverse outcomes such as anemia. The mother develops antibodies against red blood cell Rhesus antigens. This may lead to potential fetal adverse outcomes such as anemia. C92711 Fetal Finding C118466 Perinatal Terminology C113151 Fetal Acidosis Fetal Acidemia Fetal Acidosis An abnormally high hydrogen ion concentration (umbilical arterial blood pH less than 7.00) in fetal blood or tissue. An umbilical arterial blood pH less than 7.00. C92711 Fetal Finding C118466 Perinatal Terminology C113152 Short Umbilical Cord Short Umbilical Cord An umbilical cord at term that is less than 35 cm in length. An umbilical cord at term that is less than 35 cm in length. C92711 Fetal Finding C118466 Perinatal Terminology C113153 Nuchal Cord Nuchal Cord An umbilical cord that has become looped around the fetus's neck from movement in utero. An umbilical cord that has become looped around the fetus's neck from movement in utero. C81236 Birth Complication C118466 Perinatal Terminology C113154 Umbilical Cord Occlusion Umbilical Cord Occlusion Blockage of blood flow in the umbilical vessels. Blockage of blood flow in the umbilical vessels. C81236 Birth Complication C118466 Perinatal Terminology C113155 Meconium Stained Amniotic Fluid Meconium Stained Amniotic Fluid Meconium in Amniotic Fluid Presence of meconium into amniotic fluid. Presence of meconium into amniotic fluid. C81236 Birth Complication C118466 Perinatal Terminology C113156 Transient Myocardial Dysfunction of Newborn Transient Myocardial Dysfunction of Newborn A condition in a newborn characterized by a temporary decrease in right ventricular and/or left ventricular output. A condition characterized by a temporary decrease in right ventricular and/or left ventricular output. C98996 Neonatal Disorder C118466 Perinatal Terminology C113343 Galactorrhea Galactorrhea Nipple Discharge Excessive secretion of breast milk. Milky discharge from the nipple unrelated to lactation. C36285 Endocrine System Finding C118466 Perinatal Terminology C113381 Antepartum Stillbirth Antepartum Stillbirth Fetal death greater than or equal to 20 weeks of gestation prior to labor with Apgar scores of 0 at 1 minute, 5 minutes and beyond. Fetal death greater than or equal to 20 weeks of gestation prior to labor with Apgar scores of 0 at 1 minute, 5 minutes and beyond. C34941 Pregnancy Complication C118466 Perinatal Terminology C113382 Intrapartum Stillbirth Intrapartum Stillbirth Fetal death greater than or equal to 20 weeks of gestation during labor with Apgar scores of 0 at 1 minute, 5 minutes and beyond. Fetal death greater than or equal to 20 weeks of gestation during labor with Apgar scores of 0 at 1 minute, 5 minutes and beyond. C90491 Pregnancy Outcome C118466 Perinatal Terminology C113383 Indicated Preterm Birth Indicated Preterm Birth Preterm birth from 20 weeks to 36 weeks, and 6 days of gestation that is necessitated by the medical condition of the mother or fetus. Preterm birth from 20 weeks to 36 weeks and 6 days of gestation that is necessitated by the medical condition of the mother or fetus. C92720 Pregnancy Finding C118466 Perinatal Terminology C113385 Placenta Increta Placenta Increta Histologically-confirmed deep attachment of the placenta into the myometrium that does not cross the serosa. Histologically-confirmed deep attachment of the placenta into the myometrium that does not cross the serosa. C26857 Placental Disorder C118466 Perinatal Terminology C113386 Placenta Percreta Placenta Percreta Histologically-confirmed deep attachment of the placenta into the myometrium and serosa. It may further extend into an adjacent organ such as the bladder. Histologically-confirmed deep attachment of the placenta into the myometrium and serosa. It may further extend into an adjacent organ such as the bladder. C26857 Placental Disorder C118466 Perinatal Terminology C113387 Low-Lying Placenta Low-Lying Placenta A condition in which the placental edge is within 2 cm of but not covering the cervical os. A condition in which the placental edge is within 2 cm of but not covering the cervical os. C26857 Placental Disorder C118466 Perinatal Terminology C113389 Duration of Rupture of Membrane Duration of Rupture of Membranes Latency Interval Duration from rupture of membranes to birth (in hours and minutes). (reVITALize) Duration from rupture of membranes to birth (in hours and minutes). [verbatim from reVITALize] C25207 Time C118466 Perinatal Terminology C113390 Number of Centimeters Dilated on Admission Number of Centimeters Dilated on Admission The last documented cervical dilation, in centimeters, when the provider orders admission. (reVITALize) The last documented cervical dilation, in centimeters, when the provider orders admission. [verbatim from reVITALize] C92720 Pregnancy Finding C118466 Perinatal Terminology C113398 Melena Neonatorum Melena Neonatorum Melena Neonatal || Neonatal Melena Abnormally dark tarry feces containing blood, usually due to gastrointestinal bleeding or swallowed maternal blood in neonates. Abnormally dark tarry feces containing blood, usually due to gastrointestinal bleeding or swallowed maternal blood in neonates. C3368 Gastrointestinal System Signs and Symptoms C118466 Perinatal Terminology C113421 Gray Baby Syndrome Gray Baby Syndrome Gray Syndrome || Grey Syndrome A disorder observed in a newborn who was exposed to chloramphenicol. Manifestations include hypotension, cyanosis, cardiovascular collapse and/or death. A disorder observed in a newborn who was exposed to chloramphenicol. Manifestations include hypotension, cyanosis, cardiovascular collapse and/or death. C98996 Neonatal Disorder C118466 Perinatal Terminology C113422 Diethylstilbestrol Syndrome Diethylstilbestrol Syndrome Fetal Diethylstilbestrol Syndrome A disorder likely to occur in children and grandchildren of a woman treated with diethylstilbestrol during pregnancy. Manifestations include vaginal adenosis, cervical malformations, vaginal septae, genital tract anomalies or Fallopian tube anomalies causing subsequent fertility problems. A disorder likely to occur in children and grandchildren of a woman treated with diethylstilbestrol during pregnancy. Manifestations include vaginal adenosis, cervical malformations, vaginal septae, genital tract anomalies or Fallopian tube anomalies causing subsequent fertility problems. C98996 Neonatal Disorder C118466 Perinatal Terminology C113423 Labor After Cesarean Labor After Cesarean LAC Labor in a woman who has had one or more previous cesarean births. Labor in a woman who has had one or more previous cesarean births. C92743 Labor C118466 Perinatal Terminology C113424 Threatened Preterm Labor Threatened Preterm Labor Threatened Premature Labor Frequent painful contractions prior to 37 weeks of gestation without cervical change. Frequent painful contractions prior to 37 weeks of gestation without cervical change. C118419 Labor Complication C118466 Perinatal Terminology C113481 Infantile Colic Colic Infant Colic || Infantile Colic Paroxysms of irritability, fussing or crying that starts and stops without obvious cause in an infant up to four months of age without failure to thrive. Episodes last three or more hours per day for at least three days per week for at least on week. Consistent pattern of crying in a healthy infant between 3 weeks and 3 months of age. Often defined as lasting 3 hours a day more than 3 days a week for at least 3 weeks in a row. C2990 Gastrointestinal Disorder C118466 Perinatal Terminology C113485 Diabetic Embryopathy Diabetic Embryopathy A condition in which the offspring of a mother with diabetes predating pregnancy develops congenital malformations that can affect multiple organ systems including the brain and spinal cord, the heart and major vessels, the kidneys, the gut, and skeletal structures. A condition in which the offspring of a mother with diabetes predating pregnancy develops congenital malformations that can affect multiple organ systems including the brain and spinal cord, the heart and major vessels, the kidneys, the gut, and skeletal structures. C92719 Fetal Disorder C118466 Perinatal Terminology C113486 Fetal Macrosomia Fetal Macrosomia A fetus exceeding 4500 grams. A fetus whose estimated weight exceeds 4500 grams. C92711 Fetal Finding C118466 Perinatal Terminology C113487 Non-Rh Blood Group Isoimmunization Non-Rh Blood Group Isoimmunization The mother develops antibodies against red blood cell non-Rhesus antigens. This may lead to potential fetal adverse outcomes such as anemia. The mother develops antibodies against red blood cell non-Rhesus antigens. This may lead to potential fetal adverse outcomes such as anemia. C34941 Pregnancy Complication C118466 Perinatal Terminology C113488 Braxton-Hicks Contraction Braxton-Hicks Contraction Braxton-Hicks Contractions Irregular infrequent uterine contractions typically characteristic of the third trimester of pregnancy that do not result in cervical change or labor. Irregular infrequent uterine contractions typically characteristic of the third trimester of pregnancy that do not result in cervical change or labor. C92720 Pregnancy Finding C118466 Perinatal Terminology C113489 Time of Onset of Labor Time of Onset of Labor Time of the Onset of Labor The time when regular uterine contractions began that resulted in labor with or without the use of pharmacological and/or mechanical interventions. (reVITALize) The time when regular uterine contractions began that resulted in labor with or without the use of pharmacological and/or mechanical interventions. [verbatim from reVITALize] C25207 Time C118466 Perinatal Terminology C113490 Spontaneous Onset of Labor Spontaneous Onset of Labor Labor without the use of pharmacological and/or mechanical interventions to initiate labor. Does not apply if artificial rupture of membranes is performed before the onset of labor. (reVITALize) Labor without the use of pharmacological and/or mechanical interventions to initiate labor. Does not apply if artificial rupture of membranes is performed before the onset of labor. [verbatim from reVITALize] C92743 Labor C118466 Perinatal Terminology C113491 Precipitous Birth Precipitous Birth Unexpectedly sudden vaginal delivery. Unexpectedly sudden vaginal delivery. C81303 Vaginal Delivery C118466 Perinatal Terminology C113492 Dysfunctional Labor Dysfunctional Labor Arrest of Dilatation || Failure to Progress || Labor Dystocia Uterine contractions (less than 3 in 10 minutes or inadequate strength) that do not result in progressive cervical dilation. Uterine contractions (less than 3 in 10 minutes or inadequate strength) that do not result in progressive cervical dilation. C118419 Labor Complication C118466 Perinatal Terminology C113493 Tetanic Contraction Tetanic Contraction A single uterine contraction lasting greater than 2 minutes. A single uterine contraction lasting greater than 2 minutes. C92720 Pregnancy Finding C118466 Perinatal Terminology C113494 Funic Presentation Funic Presentation Cord Presentation || Funis Presentation The positioning of the umbilical cord before the main presenting part of the fetus. The positioning of the umbilical cord before the main presenting part of the fetus. C92793 Fetal Malpresentation C118466 Perinatal Terminology C113495 Brow Presentation Brow Presentation A fetal presentation during delivery in which the brow of the fetus is first to descend into the birth canal. A fetal presentation during delivery in which the brow of the fetus is first to descend into the birth canal. C92793 Fetal Malpresentation C118466 Perinatal Terminology C113496 Neonatal Hyperglycemia Neonatal Hyperglycemia Blood glucose concentration above the upper limit of established reference ranges in a newborn. Blood glucose concentration above the upper limit of established reference ranges in a newborn. C26797 Hyperglycemia C118466 Perinatal Terminology C113768 Direct Hyperbilirubinemia Conjugated Hyperbilirubinemia Direct Hyperbilirubinemia Abnormally high level of conjugated bilirubin in the blood. Abnormally high level of conjugated bilirubin in the blood. C27088 Hyperbilirubinemia C118466 Perinatal Terminology C113785 Indirect Hyperbilirubinemia Unconjugated Hyperbilirubinemia Indirect Hyperbilirubinemia Abnormally high level of unconjugated bilirubin in the blood. Abnormally high level of unconjugated bilirubin in the blood. C27088 Hyperbilirubinemia C118466 Perinatal Terminology C113824 Twin-Twin Transfusion Syndrome Twin-Twin Transfusion Syndrome Placental Transfusion Syndrome || Stuck Twin Syndrome || TTTS A condition which occurs in monozygotic twins in which one of the fetuses supplies the majority of the cardiac output to its co-twin through its umbilical artery. The recipient twin has only rudimentary organs and structure and is not viable. A disorder that results from monozygotic twins unequally sharing blood flow through their common placenta. It is characterized by placental vascular communications, and one twin that is Designated as the donor and the other as the recipient. There is polyhydramnios in the recipient twin and oligohydramnios in the donor twin. C92719 Fetal Disorder C118466 Perinatal Terminology C113825 Vanishing Twin Syndrome Vanishing Twin Syndrome Vanishing Twin A multiple pregnancy that over time is spontaneously reduced by one or more embryos which are then resorbed. A multiple pregnancy that over time is spontaneously reduced by one or more embryos which are then resorbed. C34941 Pregnancy Complication C118466 Perinatal Terminology C113829 Discordant Twin Discordant Twin Discordant Growth A twin whose estimated fetal weight is determined to have 20% or greater difference from its sibling. A twin whose estimated fetal weight is determined to have 20% or greater difference from its sibling. C34941 Pregnancy Complication C118466 Perinatal Terminology C113833 Fetal Hypoxemia Fetal Hypoxemia Abnormally low arterial blood oxygen concentration in a fetus. Abnormally low arterial blood oxygen concentration in a fetus. C92711 Fetal Finding C118466 Perinatal Terminology C114079 Fetal Echocardiography Fetal Echocardiography An antenatal ultrasonographic procedure used to evaluate the structure and function of the fetal heart. An antenatal ultrasonographic procedure used to evaluate the structure and function of the fetal heart. C90341 Pediatric Intervention or Procedure C118466 Perinatal Terminology C114080 Fetal Doppler Velocimetry Fetal Doppler Velocimetry An antenatal ultrasonographic method that measures blood flow velocity through either maternal or fetal vessels. An antenatal ultrasonographic method that measures blood flow velocity through either maternal or fetal vessels. C90341 Pediatric Intervention or Procedure C118466 Perinatal Terminology C114081 Fetal Doppler Monitoring External Fetal Heart Rate Monitoring EFM || Fetal Doppler Monitoring A technique that utilizes a Doppler transducer to monitor fetal heart rate. The transducer is placed on the maternal abdomen and detects fetal cardiac motion using ultrasound. A technique that utilizes a Doppler transducer to monitor fetal heart rate. The transducer is placed on the maternal abdomen and detects fetal cardiac motion using ultrasound. C92929 Fetal Heart Rate Monitoring C118466 Perinatal Terminology C114083 Internal Fetal Heart Rate Monitoring Internal Fetal Heart Rate Monitoring FSE || Fetal Scalp Electrode Monitoring A technique that utilizes a wire attached to the fetal scalp to monitor fetal heart rate. The wire detects fetal cardiac electrical activity to determine the baseline fetal heart rate and variability. A technique that utilizes a wire attached to the fetal scalp to monitor fetal heart rate. The wire detects fetal cardiac electrical activity to determine the baseline fetal heart rate and variability. C92929 Fetal Heart Rate Monitoring C118466 Perinatal Terminology C114084 Intrapartum Fetal Stimulation Intrapartum Fetal Stimulation Any method used to elicit a fetal heart rate acceleration response during labor. Any method used to elicit a fetal heart rate acceleration response during labor. C49236 Therapeutic Procedure C118466 Perinatal Terminology C114085 Vibroacoustic Stimulation Vibroacoustic Stimulation VAS A fetal stimulation technique that uses vibratory sound applied to the maternal abdomen to elicit a fetal heart rate acceleration response before or during labor. A fetal stimulation technique that uses vibratory sound applied to the maternal abdomen to elicit a fetal heart rate acceleration response before or during labor. C49236 Therapeutic Procedure C118466 Perinatal Terminology C114086 Allis Clamp Fetal Scalp Stimulation Allis Clamp Fetal Scalp Stimulation A fetal stimulation technique that uses an Allis clamp applied transvaginally to the fetal head to elicit a fetal heart rate acceleration response during labor. A fetal stimulation technique that uses an Allis clamp applied transvaginally to the fetal head to elicit a fetal heart rate acceleration response during labor. C49236 Therapeutic Procedure C118466 Perinatal Terminology C114087 Digital Fetal Scalp Stimulation Digital Fetal Scalp Stimulation Scalp Stim A fetal stimulation technique that uses transvaginal digital pressure or rubbing to the fetal head to elicit a fetal heart rate acceleration response during labor. A fetal stimulation technique that uses transvaginal digital pressure or rubbing to the fetal head to elicit a fetal heart rate acceleration response during labor. C49236 Therapeutic Procedure C118466 Perinatal Terminology C114088 Conception Age Conception Age Conceptional Age || Conceptual Age || Post-Conceptional Age || Post-Conceptual Age The time elapsed between the day of conception and the day of delivery. The time elapsed between the day of conception and the day of delivery. C89335 Life Stage C118466 Perinatal Terminology C114089 Corrected Age Corrected Age Adjusted Age || Corrected Gestational Age Chronological age reduced by the number of weeks born before 40 weeks of gestation; most appropriately used to describe children up to 3 years of age who were born preterm. Chronological age reduced by the number of weeks born before 40 weeks of gestation; most appropriately used to describe children up to 3 years of age who were born preterm. C89335 Life Stage C118466 Perinatal Terminology C114090 Postmenstrual Age Postmenstrual Age Best estimate of the first day of last menstrual period to birth plus time elapsed from day of birth. Best estimate of the first day of last menstrual period to birth plus time elapsed from day of birth. C89335 Life Stage C118466 Perinatal Terminology C114091 Live Birth Live Birth The complete expulsion or extraction from the mother of a fetus, irrespective of the duration of pregnancy, which, after such expulsion or extraction, breathes or shows any other evidence of life, such as beating of the heart, pulsation of the umbilical cord, or definite movement of voluntary muscles. The complete expulsion or extraction from the mother of a fetus, irrespective of the duration of pregnancy, which, after such expulsion or extraction, breathes or shows any other evidence of life, such as beating of the heart, pulsation of the umbilical cord, or definite movement of voluntary muscles. C90491 Pregnancy Outcome C118466 Perinatal Terminology C114092 Late Preterm Birth Late Preterm Birth Late Pre-Term Birth when a fetus is between 34 weeks and 0 days through 36 weeks and 6 days gestational age. Birth at 34 weeks and 0 days through 36 weeks and 6 days gestation. C90491 Pregnancy Outcome C118466 Perinatal Terminology C114093 Term Birth Term Birth Term Birth at greater than or equal to 37 weeks using best estimated due date. Birth at greater than or equal to 37 weeks and less than 42 weeks gestation using best estimated due date. C90491 Pregnancy Outcome C118466 Perinatal Terminology C114094 Early Term Birth Early Term Birth Early Term Birth at 37 weeks and 0 days through 38 weeks and 6 days. Birth at 37 weeks and 0 days through 38 weeks and 6 days gestation. C90491 Pregnancy Outcome C118466 Perinatal Terminology C114095 Full Term Birth Full Term Birth Full Term Birth at 39 weeks and 0 days through 40 weeks and 6 days. Birth at 39 weeks and 0 days through 40 weeks and 6 days gestation. C90491 Pregnancy Outcome C118466 Perinatal Terminology C114096 Late Term Birth Late Term Birth Late Term Birth at 41 weeks and 0 days through 41 weeks and 6 days. Birth at 41 weeks and 0 days through 41 weeks and 6 days gestation. C90491 Pregnancy Outcome C118466 Perinatal Terminology C114097 Post Term Birth Post Term Birth Post Term Birth at greater than or equal to 42 weeks and 0 days. Birth at greater than or equal to 42 weeks and 0 days gestation. C90491 Pregnancy Outcome C118466 Perinatal Terminology C114098 Intermittent Auscultation Intermittent Auscultation A method of assessing intrapartum fetal heart rate during set intervals using an external device, such as a Doppler, fetoscope or stethoscope. A method of assessing intrapartum fetal heart rate during set intervals using an external device, such as a Doppler, fetoscope or stethoscope. C90341 Pediatric Intervention or Procedure C118466 Perinatal Terminology C114099 Intrauterine Resuscitation Intrauterine Resuscitation Treatments or maneuvers applied to the mother to improve uterine perfusion or oxygen delivery to the fetus in response to abnormal fetal heart rate patterns. Treatments or maneuvers applied to the mother to improve uterine perfusion or oxygen delivery to the fetus in response to abnormal fetal heart rate patterns. C49236 Therapeutic Procedure C118466 Perinatal Terminology C114100 Fetal Scalp Sampling Fetal Scalp Sampling Fetal Scalp pH Measurement A technique used to evaluate fetal acid-base status during labor by obtaining a capillary blood specimen from the fetus. A technique used to evaluate fetal acid-base status during labor by obtaining a capillary blood specimen from the fetus. C49286 Hematology Test C118466 Perinatal Terminology C114102 Spontaneous Labor and Birth Spontaneous Labor and Birth Initiation of labor without the use of pharmacological and/or mechanical interventions, resulting in a non-operative vaginal birth. (reVITALize) Initiation of labor without the use of pharmacological and/or mechanical interventions, resulting in a non-operative vaginal birth. [verbatim from reVITALize] C92743 Labor C118466 Perinatal Terminology C114104 First Degree Perineal Laceration First Degree Perineal Laceration Injury to perineal skin only. (reVITALize) Injury to perineal skin only. [verbatim from reVITALize] C3671 Injury C118466 Perinatal Terminology C114105 Second Degree Perineal Laceration Second Degree Perineal Laceration Injury to perineum involving perineal muscles but not involving anal sphincter. (reVITALize) Injury to perineum involving perineal muscles but not involving anal sphincter. [verbatim from reVITALize] C3671 Injury C118466 Perinatal Terminology C114106 Third Degree Perineal Laceration Third Degree Perineal Laceration Injury to perineum involving anal sphincter complex. (adapted from reVITALize) Injury to perineum involving anal sphincter complex. [adapted from reVITALize] C3671 Injury C118466 Perinatal Terminology C114107 Fourth Degree Perineal Laceration Fourth Degree Perineal Laceration Injury to perineum involving anal sphincter complex and internal anal sphincter and anal epithelium. (reVITALize) Injury to perineum involving anal sphincter complex and internal anal sphincter and anal epithelium. [verbatim from reVITALize] C3671 Injury C118466 Perinatal Terminology C114130 Placental Retention Placental Retention Retained Placenta After delivery of neonate, placental retention that requires clinical intervention such as manual extraction, curettage or uterotonic medications. After delivery of neonate, placental retention that requires clinical intervention such as manual extraction, curettage or uterotonic medications. C34941 Pregnancy Complication C118466 Perinatal Terminology C114131 Antenatal Steroid Therapy Initiated Antenatal Steroids Initiated At least one dose of corticosteroids administered to accelerate fetal maturation. (adapted from reVITALize) At least one dose of corticosteroids administered to accelerate fetal maturation. [adapted from reVITALize] C89340 Obstetric Procedure C118466 Perinatal Terminology C114132 Augmentation of Labor Augmentation of Labor The stimulation of uterine contractions using pharmacologic methods or artificial rupture of membranes (AROM) to increase their frequency and/or strength following the onset of spontaneous labor or contractions following spontaneous rupture of membranes. Does not apply if induction of labor is performed. (reVITALize) The stimulation of uterine contractions using pharmacologic methods or artificial rupture of membranes (AROM) to increase their frequency and/or strength following the onset of spontaneous labor or contractions following spontaneous rupture of membranes. Does not apply if induction of labor is performed. [verbatim from reVITALize] C92738 Assisted Labor C118466 Perinatal Terminology C114133 Manual Fetal Rotation Manual Fetal Rotation A procedure during labor in which the occiput is manually rotated from posterior to anterior. A procedure during labor in which the occiput is manually rotated from posterior to anterior. C89340 Obstetric Procedure C118466 Perinatal Terminology C114134 Spontaneous Vertex Delivery Spontaneous Vertex Delivery The birth of a cephalically presenting fetus without operative instrumentation or assistance. The birth of a cephalically presenting fetus without operative instrumentation or assistance. C81179 Delivery Procedure C118466 Perinatal Terminology C114135 Spontaneous Breech Delivery Spontaneous Breech Delivery Spontaneous Vaginal Breech Birth The birth of a breech-presenting fetus without operative instrumentation or assistance. The birth of a breech-presenting fetus without operative instrumentation or assistance. C81179 Delivery Procedure C118466 Perinatal Terminology C114136 Breech Extraction Breech Extraction The delivery of a breech-presenting fetus with that is manually pulled through the birth canal. The delivery of a breech-presenting fetus with that is manually pulled through the birth canal. C81179 Delivery Procedure C118466 Perinatal Terminology C114137 Assisted Breech Delivery Assisted Breech Delivery The birth of a breech-presenting fetus with operative instrumentation or assistance. The birth of a breech-presenting fetus with operative instrumentation or assistance. C81179 Delivery Procedure C118466 Perinatal Terminology C114138 Trial of Birth Labor after Cesarean Trial of Labor after Cesarean Delivery TOLAC || Trial of Labor after Caesarean || Trial of Labor after Cesarean Trial of labor in a woman with a previous cesarean delivery regardless of ultimate route of delivery. Trial of labor in a woman with a previous cesarean delivery regardless of ultimate route of delivery. C92743 Labor C118466 Perinatal Terminology C114139 Primary Cesarean Birth Primary Cesarean Birth Primary Caesarean Birth The first surgical delivery of one or more intrauterine fetuses though an abdominal incision in a woman without prior cesarean delivery. The first surgical delivery of one or more intrauterine fetuses though an abdominal incision in a woman without prior cesarean delivery. C46088 Cesarean Birth C118466 Perinatal Terminology C114140 Repeat Cesarean Birth Repeat Cesarean Birth Repeat Caesarean Birth The surgical delivery of one or more intrauterine fetuses though an abdominal incision in a woman who has had prior cesarean delivery(ies). The surgical delivery of one or more intrauterine fetuses though an abdominal incision in a woman who has had prior cesarean delivery(ies). C46088 Cesarean Birth C118466 Perinatal Terminology C114141 Elective Cesarean Delivery Elective Cesarean Delivery Elective Caesarean Section || Elective Cesarean Section A cesarean delivery scheduled at a patient's request or provider preference without medical or obstetric indications. A cesarean delivery scheduled at a patient's request or provider preference without medical or obstetric indications. C46088 Cesarean Birth C118466 Perinatal Terminology C114142 Indicated Cesarean Delivery Indicated Cesarean Delivery Indicated Caesarean Section || Indicated Cesarean Section A cesarean delivery that is performed for specific, medical or obstetric indications, which may be scheduled or unscheduled. A cesarean delivery that is performed for specific, medical or obstetric indications, which may be scheduled or unscheduled. C92720 Pregnancy Finding C118466 Perinatal Terminology C114143 Delivery by Destructive Operation Delivery by Destructive Operation Destructive Procedure Extraction of a fetus through the cervix using destructive surgical techniques. Extraction of a fetus through the cervix using destructive surgical techniques. C81179 Delivery Procedure C118466 Perinatal Terminology C114282 Uterine Dehiscence Uterine Dehiscence Asymptomatic separation of the uterine wall, usually at the site of a prior uterine scar, that does not include the overlying serosa. Asymptomatic separation of the uterine wall, usually at the site of a prior uterine scar, that does not include the overlying serosa. C34941 Pregnancy Complication C118466 Perinatal Terminology C114370 Antepartum Uterine Rupture Antepartum Uterine Rupture An acute symptomatic tearing of the uterine wall prior to the onset of labor. An acute symptomatic tearing of the uterine wall prior to the onset of labor. C34941 Pregnancy Complication C118466 Perinatal Terminology C114371 Antepartum Hemorrhage Antepartum Hemorrhage Excessive blood loss prior to onset of labor. Excessive blood loss prior to onset of labor. C34941 Pregnancy Complication C118466 Perinatal Terminology C114372 Intrapartum Uterine Rupture Intrapartum Uterine Rupture An acute symptomatic tearing of the uterine wall after the onset of labor. An acute symptomatic tearing of the uterine wall after the onset of labor. C34941 Pregnancy Complication C118466 Perinatal Terminology C114373 Intrapartum Shock Intrapartum Shock Severe loss of blood pressure leading to inadequate tissue perfusion after the onset of labor but prior to the delivery of the fetus. Severe loss of blood pressure leading to inadequate tissue perfusion after the onset of labor but prior to the delivery of the fetus. C34941 Pregnancy Complication C118466 Perinatal Terminology C114374 Intrapartum Pyrexia Intrapartum Pyrexia Intrapartum Fever Elevated body temperature greater than or equal to 38C (100.4F) after the onset of labor but prior to the delivery of the fetus. Elevated body temperature greater than or equal to 38C (100.4F) after the onset of labor but prior to the delivery of the fetus. C34941 Pregnancy Complication C118466 Perinatal Terminology C114375 Early Postpartum Hemorrhage Early Postpartum Hemorrhage Primary Postpartum Hemorrhage Cumulative blood loss of greater than or equal to 1000 ML or blood loss accompanied by signs or symptoms of hypovolemia within 24 hours following the birth process (includes intrapartum loss). (reVITALize) Cumulative blood loss of greater than or equal to 1000 ML or blood loss accompanied by signs or symptoms of hypovolemia within 24 hours following the birth process (includes intrapartum loss). [verbatim from reVITALize] C92853 Postpartum Hemorrhage C118466 Perinatal Terminology C114376 Late Postpartum Hemorrhage Late Postpartum Hemorrhage Delayed Postpartum Hemorrhage || Secondary Postpartum Hemorrhage Excessive blood loss between 24 hours after delivery through four weeks that requires intervention. Excessive blood loss between 24 hours after delivery through four weeks that requires intervention. C92853 Postpartum Hemorrhage C118466 Perinatal Terminology C114377 Postpartum Uterine Inversion Postpartum Uterine Inversion Protrusion of the uterine fundus through the cervix when the placenta fails to detach from the uterus as it exits. Protrusion of the uterine fundus through the cervix when the placenta fails to detach from the uterus as it exits. C116323 Postpartum Complication C118466 Perinatal Terminology C114388 Postpartum Acute Renal Failure Postpartum Acute Renal Failure Renal failure that occurs postpartum due to any partum problem (hemorrhage, sepsis, preeclampsia). Renal failure that occurs postpartum due to any partum problem (hemorrhage, sepsis, preeclampsia). C116323 Postpartum Complication C118466 Perinatal Terminology C114389 Postpartum Thyroiditis Postpartum Thyroiditis Inflammatory disorder of thyroid gland that occurs postpartum due to any partum problem. Inflammatory disorder of thyroid gland that occurs postpartum due to any partum problem. C116323 Postpartum Complication C118466 Perinatal Terminology C114404 Postpartum Shock Postpartum Shock Severe loss of blood pressure leading to inadequate tissue perfusion after the delivery of the fetus. Severe loss of blood pressure leading to inadequate tissue perfusion after the delivery of the fetus. C116323 Postpartum Complication C118466 Perinatal Terminology C114405 Postpartum Pyrexia Postpartum Pyrexia Postpartum Fever A sustained temperature of 38C (100.4F) or greater beyond the first 24 hours following birth, or a temperature of 39C (102.2F) within the first 24 hours following birth. (adapted from ACOG) A sustained temperature of 38C (100.4F) or greater beyond the first 24 hours following birth, or a temperature of 39C (102.2F) within the first 24 hours following birth. [adapted from ACOG] C116323 Postpartum Complication C118466 Perinatal Terminology C114409 Agalactia Agalactia Agalactorrhea Lack of production or secretion of breast milk. Lack of production or secretion of breast milk. C3009 Endocrine System Disorder C118466 Perinatal Terminology C114419 Lactation Suppression Lactation Suppression Active suspension of lactation using a medical or physical intervention. Active suspension of lactation using a medical or physical intervention. C49236 Therapeutic Procedure C118466 Perinatal Terminology C114561 Breastfeeding Jaundice Breastfeeding Jaundice Yellow coloring of skin, mucous membranes and eyes in an otherwise healthy breast-fed newborn due to insufficient intake of maternally-expressed milk. It commonly appears four to seven days after birth. Yellow coloring of skin, mucous membranes and eyes in an otherwise healthy breast-fed newborn due to insufficient intake of maternally-expressed milk. It commonly appears four to seven days after birth. C3143 Jaundice C118466 Perinatal Terminology C114868 Arrest of Labor in Active Phase Arrest of Labor in Active Phase Active Phase Arrest || Prolonged Active Phase of Labor || Prolonged First Stage of Labor More than or equal to 6 cm dilation with membrane rupture and one of the following: 4 hours or more of adequate contractions (e.g. more than 200 Montevideo units), 6 hours or more of inadequate contractions and no cervical change. More than or equal to 6 cm dilation with membrane rupture and one of the following: 4 hours or more of adequate contractions (e.g. more than 200 Montevideo units), 6 hours or more of inadequate contractions and no cervical change. C118419 Labor Complication C118466 Perinatal Terminology C114869 Arrest of Labor in Second Stage Arrest of Labor in Second Stage Prolonged Second Stage of Labor || Second Stage Arrest At least 2 hours of pushing in multiparous women and at least 3 hours of pushing in nulliparous women. Longer durations may be appropriate on an individualized basis (e.g., with the use of epidural analgesia or with fetal malposition) as long as progress is being documented. At least 2 hours of pushing in multiparous women and at least 3 hours of pushing in nulliparous women. Longer durations may be appropriate on an individualized basis (e.g., with the use of epidural analgesia or with fetal malposition) as long as progress is being documented). C118419 Labor Complication C118466 Perinatal Terminology C114870 Post-Natal Death at 16-20 Weeks Gestation Post-Natal Death at 16-20 Weeks Gestation A fetus of 16-20 weeks gestational age that shows signs of life at birth but dies after delivery. A fetus of 16-20 weeks gestational age that shows signs of life at birth but dies after delivery. C80082 Neonatal Death C118466 Perinatal Terminology C114871 Prolonged Latent Phase of Labor Prolonged Latent Phase of Labor Arrest of Labor in the Latent Phase || Latent Phase Arrest Greater than 20 hours of labor in nulliparous women and greater than 14 hours in parous women. Greater than 20 hours of labor in nulliparous women and greater than 14 hours in parous women. C118419 Labor Complication C118466 Perinatal Terminology C114872 Acute Intrapartum Hypoxic Event Acute Intrapartum Hypoxic Event Acute Intrapartum Hypoxia A sentinel hypoxic event occurring during labor, with evidence of fetal metabolic acidosis in the fetal umbilical arterial blood; a sudden and sustained fetal bradycardia or the absence of fetal heart rate variability in the presence of persistent, late, or variable decelerations (category III tracing); previously normal Apgar scores that are 0-3 beyond 5 minutes. An event occurring during labor, with evidence of fetal umbilical artery acidemia (pH less than 7.00 or a base deficit greater than or equal to 12 mmol/L). C81236 Birth Complication C118466 Perinatal Terminology C114873 Fetus Large for Gestational Age Fetal Large for Gestational Age Fetal LGA A fetus exceeding 90% of expected weight for gestational age. A fetus exceeding 90% of expected weight for gestational age. C92711 Fetal Finding C118466 Perinatal Terminology C114875 Fetus Small for Gestational Age Fetus Small for Gestational Age Fetal Growth Restriction || Fetal SGA || Fetal Small for Gestational Age || IUGR || Intrauterine Growth Restriction A fetus that does not grow beyond the 10th percentile of conventionally accepted weight for gestational age. A fetus that does not grow beyond the 10th percentile of conventionally accepted weight for gestational age. C92711 Fetal Finding C118466 Perinatal Terminology C114876 Fetus Small for Gestational Age with Oligohydraminos Fetal Small for Gestational Age with Oligohydramnios Fetal SGA with Oligohydramnios A fetus that does not grow beyond the 10th percentile of conventionally accepted weight for gestational age and shows evidence of oligohydramnios. A fetus that does not grow beyond the 10th percentile of conventionally accepted weight for gestational age and shows evidence of oligohydramnios. C114875 Fetus Small for Gestational Age C118466 Perinatal Terminology C114877 Fetus Small for Gestational Age with Abnormal Doppler Fetal Small for Gestational Age with Abnormal Dopplers Fetal SGA with Abnormal Dopplers A fetus that does not grow beyond the 10th percentile of conventionally accepted weight for gestational age and has abnormal Doppler studies. A fetus that does not grow beyond the 10th percentile of conventionally accepted weight for gestational age and has abnormal Doppler studies. C114875 Fetus Small for Gestational Age C118466 Perinatal Terminology C114878 Fetus Small for Gestational Age with Abdominal Circumference Less than Tenth Percentile Fetal Small for Gestational Age with Abdominal Circumference Less than Tenth Percentile Fetal SGA with Abdominal Circumference Less than Tenth Percentile A fetus that does not grow beyond the 10th percentile of conventionally accepted weight for gestational age and whose abdominal circumference falls below the tenth percentile. A fetus that does not grow beyond the 10th percentile of conventionally accepted weight for gestational age and whose abdominal circumference falls below the tenth percentile. C114875 Fetus Small for Gestational Age C118466 Perinatal Terminology C114899 Transient Neonatal Diabetes Mellitus Transient Neonatal Diabetes Mellitus Hyperglycemia in the first month of life due to a genetically determined defect in the structure, secretion and/or function of insulin that resolves spontaneously within nine months of onset. Neonatal diabetes mellitus that resolves spontaneously. C99248 Neonatal Diabetes Mellitus C118466 Perinatal Terminology C114902 Permanent Neonatal Diabetes Mellitus Permanent Neonatal Diabetes Mellitus Hyperglycemia in the first month of life due to a genetically determined defect in the structure, secretion and/or function of insulin that does not resolve spontaneously. Monogenic neonatal diabetes mellitus that does not resolves spontaneously. C99248 Neonatal Diabetes Mellitus C118466 Perinatal Terminology C114906 Neonatal Thyrotoxicosis Neonatal Thyrotoxicosis Infantile Hyperthyroidism A hypermetabolic syndrome characterized by tachycardia, palpitations, tremor, weight loss, and moist skin that is caused by the elevation of thyroid hormone levels in the serum of the newborn infant or thyroid-axis receptor activation, most commonly due to transplacental passage of thyroid stimulating globulins. A hypermetabolic syndrome characterized by tachycardia, palpitations, tremor, weight loss, and moist skin that is caused by the elevation of thyroid hormone levels in the serum of the newborn infant or thyroid-axis receptor activation, most commonly due to transplacental passage of thyroid stimulating globulins. C61469 Thyrotoxicosis C98996 Neonatal Disorder C118466 Perinatal Terminology C114907 Transient Neonatal Hypoparathyroidism Transient Neonatal Hypoparathyroidism A disorder of decreased production of parathyroid hormone by the parathyroid gland in a newborn. It is due to maternal hyperparathyroidism. It may be characterized by hypocalcemic seizures in the first weeks of life. A disorder of decreased production of parathyroid hormone by the parathyroid gland in a newborn. It is due to maternal hyperparathyroidism. It may be characterized by hypocalcemic seizures in the first weeks of life. C78350 Hypoparathyroidism C98996 Neonatal Disorder C118466 Perinatal Terminology C114909 Necrotizing Enterocolitis Totalis Necrotizing Enterocolitis Totalis A severe and often fatal form of necrotizing enterocolitis, in which diffuse ischemia, necrosis, and pneumatosis intestinalis are evident in the small and large intestine. Short bowel syndrome is common among survivors. A severe and often fatal form of necrotizing enterocolitis, in which diffuse ischemia, necrosis, and pneumatosis intestinalis are evident in the small and large intestine. Short bowel syndrome is common among survivors. C84915 Necrotizing Enterocolitis C118466 Perinatal Terminology C114910 Spontaneous Intestinal Perforation Spontaneous Intestinal Perforation A focal intestinal perforation without a definite cause, commonly located in the terminal ileum, lacking the transmural inflammation and/or pneumatosis typically seen in necrotizing enterocolitis. A focal intestinal perforation without a definite cause, commonly located in the terminal ileum, lacking the transmural inflammation and/or pneumatosis typically seen in necrotizing enterocolitis. C79470 Gastrointestinal Perforation C118466 Perinatal Terminology C114928 Infant Formula Intolerance Infant Formula Intolerance Breast Milk Substitute Intolerance Inability to effectively digest or absorb the components of breast milk substitutes. Symptoms may include emesis, abdominal distension or diarrhea. Inability to effectively digest or absorb the components of breast milk substitutes. Symptoms may include emesis, abdominal distension or diarrhea. C2959 Complication C118466 Perinatal Terminology C114934 Small for Gestational Age Small for Gestational Age Small For Dates Baby A newborn infant who has weight and/or length at birth more than two standard deviations below the mean for the reference population of the same sex and gestational age. Weight and/or length at birth more than two standard deviations below the mean for the reference population of the same sex and gestational age. C34941 Pregnancy Complication C118466 Perinatal Terminology C114935 Very Low Birth Weight Very Low Birth Weight Birth weight less than 1500 grams. Birth weight less than 1500 grams. C76325 Birth Weight C118466 Perinatal Terminology C114936 Extremely Low Birth Weight Extremely Low Birth Weight Birth weight less than 1000 grams. Birth weight less than 1000 grams. C76325 Birth Weight C118466 Perinatal Terminology C114938 Late Preterm Infant Late Preterm Infant Near Term Infant An age group comprised of infants greater than or equal to 34 weeks, 0 days and less than 37 weeks, 0 days gestational age. A newborn infant greater than or equal to 34 weeks, 0 days and less than 37 weeks, 0 days gestational age. C16731 Newborn C118466 Perinatal Terminology C114939 Extremely Preterm Infant Extremely Preterm Infant Extreme Immaturity An age group comprised of infants less than 28 weeks, 0 days gestational age. A newborn infant less than 28 weeks, 0 days gestational age. C16731 Newborn C118466 Perinatal Terminology C114947 Postterm Infant Postterm Infant Post Dates || Postmature An age group comprised of infants greater than or equal to 42 weeks, 0 days gestational age. A newborn infant greater than or equal to 42 weeks, 0 days gestational age. C16731 Newborn C118466 Perinatal Terminology C114960 Congenital Disruption Congenital Disruption A morphologic defect of an organ, part of an organ, or a larger region of the body that results from the extrinsic breakdown of, or an interference with, an originally normal developmental process. A morphologic defect of an organ, part of an organ, or a larger region of the body that results from the extrinsic breakdown of, or an interference with, an originally normal developmental process. C2849 Congenital Malformation C118466 Perinatal Terminology C116008 Omphalitis Omphalitis Inflammation of the umbilical cord stump in newborns. Inflammation of the umbilical cord stump in newborns. C98996 Neonatal Disorder C118466 Perinatal Terminology C116313 Perinatal Depression Perinatal Depression Birth Depression A condition characterized by cardiorespiratory and neurological depression following birth. A condition characterized by cardiorespiratory and neurological depression following birth. C26871 Respiratory System Disorder C35095 Perinatal Disorder C118466 Perinatal Terminology Birth Asphyxia || Fetal Asphyxia || Intrapartum Asphyxia || Perinatal Asphyxia C116347 Non-Communicating Hydrocephalus Non-Communicating Hydrocephalus Obstructive Hydrocephalus An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that occurs as a consequence of an obstruction at any location within the ventricular system that prevents cerebrospinal fluid flowing into the subarachnoid space. An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that occurs as a consequence of an obstruction at any location within the ventricular system that prevents cerebrospinal fluid flowing into the subarachnoid space. C3111 Hydrocephalus C118466 Perinatal Terminology C116364 Auditory Neuropathy Spectrum Disorder Auditory Neuropathy Spectrum Disorder ANSD || Auditory Dys-synchrony || Auditory Neuropathy A hearing disorder characterized by impaired transmission of signals through the auditory nerve, resulting in mild to severe hearing loss and poor speech perception. A group of hearing disorders characterized by impaired transmission of signal through the auditory nerve with abnormal or absent auditory brainstem response with hearing loss and poor speech perception. C63711 Sensory Disorder C118466 Perinatal Terminology C116383 Post-Hemorrhagic Hydrocephalus Post-Hemorrhagic Hydrocephalus An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that occurs as a later sequela of an intraventricular or subarachnoid hemorrhage. An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that occurs as a later sequela of an intraventricular or subarachnoid hemorrhage. C3111 Hydrocephalus C118466 Perinatal Terminology C116384 Post-Inflammatory Hydrocephalus Post-Inflammatory Hydrocephalus An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that occurs as a consequence of a central nervous system inflammation. An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that occurs as a consequence of central nervous system infection and/or inflammation. C3111 Hydrocephalus C118466 Perinatal Terminology C116708 Floppy Infant Floppy Infant Congenital Floppy Infant || Floppy Infant Syndrome || Infantile Hypotonia A syndrome of generalized poor muscle tone and muscle weakness presenting in a newborn infant. A condition characterized by poor muscle tone affecting the craniofacial musculature, trunk and limbs that is due to central or peripheral nervous system abnormalities, myopathies, metabolic disorders, endocrine disorders, and acute or chronic illness, which is usually evident at birth or is identified during early life. C98996 Neonatal Disorder C118466 Perinatal Terminology C116723 Erb's Palsy Erb's Palsy Erb-Duchenne Palsy Weakness or paralysis of muscles in the arm due to damage in the upper brachial plexus. A condition characterized by reduced or absent movement of the ipsilateral shoulder or arm as a consequence of an injury to cervical roots 5, 6 and sometimes 7, also known as the upper brachial plexus. C103231 Brachial Plexus Injury C118466 Perinatal Terminology C116724 Klumpke Palsy Klumpke's Palsy Dejerine-Klumpke Palsy Weakness or paralysis of muscles in the forearm or hand due to damage of the lower brachial plexus. A condition characterized by reduced or absent movement of the ipsilateral hand as a consequence of an injury to cervical root 8 and thoracic root 1, also known as the lower brachial plexus. C103231 Brachial Plexus Injury C118466 Perinatal Terminology C116769 Congenital Dysplasia Congenital Dysplasia Abnormal tissue formation due to abnormal cellular organization, which may result in a morphologic defect. Abnormal tissue formation due to abnormal cellular organization, which may result in a morphologic defect. C2849 Congenital Malformation C118466 Perinatal Terminology C116770 Retinopathy of Prematurity Stage 0 Retinopathy of Prematurity Stage 0 Prior to the development of ROP in the premature infant, vascularization of the retina is incomplete or immature. In Stage 0, there is no clear demarcation line between vascularized and non-vascularized retina. Prior to the development of ROP in the premature infant, vascularization of the retina is incomplete or immature. In Stage 0, there is no clear demarcation line between vascularized and non-vascularized retina. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C116771 Transient Neonatal Pustular Melanosis Transient Neonatal Pustular Melanosis A benign, self-limited eruption of vesicles, pustules and macules seen in newborns. The fluid-filled lesions typically rupture and resolve within 48 hours while the macular lesions may persist for months. A benign, self-limited eruption of vesicles, pustules and macules seen in newborns. The fluid-filled lesions typically rupture and resolve within 48 hours while the macular lesions may persist for months. C98996 Neonatal Disorder C118466 Perinatal Terminology C116772 Early Neonatal Death Early Neonatal Mortality Death of a live newborn during the first 7 days of life. Death of live-born infants less than 7 days of age. C80082 Neonatal Death C118466 Perinatal Terminology C116773 Late Neonatal Death Late Neonatal Mortality Death of live newborn between 7and 27 days after birth. Death of live-born infants occurring at 7 to 27 days of age. C80082 Neonatal Death C118466 Perinatal Terminology C116774 Anti-D Hemolytic Disease of the Newborn Anti-D Hemolytic Disease of the Newborn Isoimmunization of Newborn with Rhesus Anti-D Antibody A condition of the newborn characterized by the destruction of red blood cells initiated by the transmission of antibodies from a mother to the child via the placenta against the D antigen, the most common Rhesus factor. A condition of the newborn characterized by the destruction of red blood cells initiated by the transmission of antibodies from a mother to the child via the placenta against the D antigen, the most common Rhesus factor. C101304 Hemolytic Disease of the Newborn C118466 Perinatal Terminology C116783 Erythema Toxicum Neonatorum Erythema Toxicum Neonatorum Neonatal Erythema Toxicum || Neonatal Toxic Erythema A benign, self-limited eruption of vesicles, pustules, papules and macules seen in newborns. An eosinophilic infiltrate can be isolated suggesting an immune-mediated reaction in the skin. A common, benign, non-painful rash, characterized by blotchy erythema with crops of evanescent small white or yellow papules or pustules, that usually occurs between days 2-5 after birth and typically resolves within the first two weeks of life. C3371 Skin Disorder C98996 Neonatal Disorder C118466 Perinatal Terminology C116793 Group B Streptococcal Infection, Early-Onset Group B Streptococcal Infection, Early-Onset GBS Infection, Early-Onset Infection of an infant from birth to less than seven days of life caused by Group B Streptococcus (Streptococcus agalactiae) from a colonized mother. Infection of an infant from birth to less than seven days of life caused by Group B Streptococcus (Streptococcus agalactiae) from a colonized mother. C87168 Group B Streptococcal Infection C118466 Perinatal Terminology C116795 Group B Streptococcal Infection, Late-Onset Group B Streptococcal Infection, Late-Onset GBS Infection, Late-Onset Infection of an infant from seven days to three months of life caused by Group B Streptococcus (Streptococcus agalactiae). Infection of an infant from seven days to three months of life caused by Group B Streptococcus (Streptococcus agalactiae). C87168 Group B Streptococcal Infection C118466 Perinatal Terminology C116799 Congenital Varicella Zoster Infection Congenital Varicella Zoster Infection An infection, characterized by the rash of chickenpox or shingles, that is caused by the varicella-zoster virus transmitted directly from the mother to the fetus or neonate during late pregnancy or childbirth. An infection, characterized by the rash of chickenpox or shingles, that is caused by the varicella-zoster virus transmitted directly from the mother to the fetus or neonate during late pregnancy or childbirth. C99231 Neonatal Infectious Disorder C118466 Perinatal Terminology C116800 Congenital Varicella Syndrome Congenital Varicella Syndrome A condition, whose clinical manifestations include intrauterine growth restriction, scarring cicatricial lesion of the limbs, abnormalities of the limbs, microcephaly, chorioretinitis, microphthalmia, cataracts, cortical atrophy, seizures, and evidence of damage to the autonomic nervous system, that is caused by fetal exposure to the varicella zoster virus during the first trimester of pregnancy. A condition, whose clinical manifestations include intrauterine growth restriction, scarring cicatricial lesion of the limbs, abnormalities of the limbs, microcephaly, chorioretinitis, microphthalmia, cataracts, cortical atrophy, seizures, and evidence of damage to the autonomic nervous system, that is caused by fetal exposure to the varicella zoster virus during early pregnancy. C98996 Neonatal Disorder C118466 Perinatal Terminology C116802 Neonatal Sepsis Neonatal Sepsis An infectious disorder of newborn infants that is characterized by a systemic inflammatory response most commonly caused by bacteria. An infectious disorder of newborn infants that is characterized by a systemic inflammatory response most commonly caused by bacteria. C99231 Neonatal Infectious Disorder C118466 Perinatal Terminology C116803 Neonatal Sepsis, Early-Onset Neonatal Sepsis, Early-Onset An infectious disorder of newborn infants that is characterized by a systemic inflammatory response within 72 hours of life and is most commonly caused by bacteria. An infectious disorder of newborn infants that is characterized by a systemic inflammatory response within 72 hours of life and is most commonly caused by bacteria. C116802 Neonatal Sepsis C118466 Perinatal Terminology C116805 Neonatal Sepsis, Late-Onset Neonatal Sepsis, Late-Onset An infectious disorder of newborn infants that is characterized by a systemic inflammatory response beyond 72 hours of life and is most commonly caused by bacteria. An infectious disorder of newborn infants most commonly caused by bacteria that is characterized by a systemic inflammatory response beyond 72 hours of life. C116802 Neonatal Sepsis C118466 Perinatal Terminology C116806 Neonatal Listeriosis Neonatal Listeriosis A bacterial infection by Listeria monocytogenes in a newborn infant up to 28 days old. A bacterial infection by Listeria monocytogenes in a newborn infant up to 28 days old. C99231 Neonatal Infectious Disorder C118466 Perinatal Terminology C116807 Congenital Listeriosis Congenital Listeriosis A bacterial infection by Listeria monocytogenes that is present at birth. A bacterial infection by Listeria monocytogenes that is present at birth. C99231 Neonatal Infectious Disorder C118466 Perinatal Terminology C116808 Invasive Listeriosis Invasive Listeriosis A bacterial infection by Listeria monocytogenes in a sterile body compartment. A bacterial infection by Listeria monocytogenes in a sterile body compartment. C2890 Bacterial Infection C118466 Perinatal Terminology C116809 Disseminated Listeriosis Disseminated Listeriosis A bacterial infection by Listeria monocytogenes in two or more non-contiguous sterile body compartments. A bacterial infection by Listeria monocytogenes in two or more non-contiguous sterile body compartments. C2890 Bacterial Infection C118466 Perinatal Terminology C116810 Neonatal Candidiasis Neonatal Candidiasis A fungal infection by any of the Candida species in a newborn infant up to 28 days old. A fungal infection by any of the Candida species in a newborn infant up to 28 days old. C99231 Neonatal Infectious Disorder C118466 Perinatal Terminology C116811 Congenital Candidiasis Congenital Candidiasis A fungal infection by any of the Candida species that is present at birth. A fungal infection by any of the Candida species that is present at birth. C99231 Neonatal Infectious Disorder C118466 Perinatal Terminology C116812 Disseminated Candidiasis Disseminated Candidiasis A fungal infection by any of the Candida species in two or more non-contiguous sterile body compartments. A fungal infection by any of the Candida species in two or more non-contiguous sterile body compartments. C26726 Infectious Disorder C118466 Perinatal Terminology C116813 Invasive Candidiasis Invasive Candidiasis A fungal infection by any of the Candida species in a sterile body compartment. A fungal infection by any of the Candida species in a sterile body compartment. C26726 Infectious Disorder C118466 Perinatal Terminology C116814 Tetanus Neonatorum Neonatal Tetanus Tetanus Neonatorum A syndrome of generalized rigidity with muscle spasms and seizures in the neonatal period resulting from Clostridium tetani toxin production. A syndrome of generalized rigidity with muscle spasms and seizures in the neonatal period resulting from Clostridium tetani toxin production. C85185 Tetanus C99231 Neonatal Infectious Disorder C118466 Perinatal Terminology C116815 Ophthalmia Neonatorum Neonatal Conjunctivitis Ophthalmia Neonatorum Inflammation of the conjunctiva in a newborn due to chemical or infectious causes. Aseptic conjunctivitis is often related to the use of prophylactic medications for infectious conjunctivitis. Septic conjunctivitis is related to perinatal exposure to microorganisms. Inflammation of the conjunctiva in a newborn due to chemical or infectious causes. Aseptic conjunctivitis is often related to the use of prophylactic medications for infectious conjunctivitis. Septic conjunctivitis is related to perinatal exposure to microorganisms. C34504 Conjunctivitis C118466 Perinatal Terminology C116816 Gonococcal Ophthalmia Neonatorum Gonococcal Conjunctivitis Conjunctivitis Gonococcal Inflammation of the conjunctiva in a newborn due to Neisseria gonorrhoeae which was acquired during labor and delivery. Inflammation of the conjunctiva in a newborn due to Neisseria gonorrhoeae which was acquired during labor and delivery. C53656 Bacterial Conjunctivitis C99231 Neonatal Infectious Disorder C118466 Perinatal Terminology C116817 Neonatal Chlamydia Conjunctivitis Chlamydial Conjunctivitis Inclusion Conjunctivitis || Trachoma Inflammation of the conjunctiva in a newborn due to Chlamydia trachomatis which was acquired during labor and delivery. Inflammation of the conjunctiva in a newborn due to Chlamydia trachomatis which was acquired during labor and delivery. C53656 Bacterial Conjunctivitis C99231 Neonatal Infectious Disorder C118466 Perinatal Terminology C116818 Neonatal Chemical Conjunctivitis Chemical Conjunctivitis Inflammation of the conjunctiva in a newborn due to chemical irritation which was acquired postnatally from iatrogenic causes. Inflammation of the conjunctiva in a newborn due to chemical irritation which was acquired postnatally from iatrogenic causes. C34504 Conjunctivitis C98996 Neonatal Disorder C118466 Perinatal Terminology C116819 Neonatal Dacryocystitis Neonatal Dacryocystitis Inflammation of the lacrimal sac in a newborn due to blocked drainage of tears or infection. Inflammation of the lacrimal sac in a newborn due to blocked drainage of tears or infection. C98996 Neonatal Disorder C118466 Perinatal Terminology C116820 Forceps Injury Forceps Injury Birth injury sustained during a forceps-assisted delivery. Birth injury sustained during a forceps-assisted delivery. C101035 Birth Injury C118466 Perinatal Terminology C116821 Vacuum Extraction Chignon Vacuum Extraction Chignon A cone-shaped swelling on the head produced by applying suction during vacuum-assisted delivery. It is temporary and usually resolves without treatment. A cone-shaped swelling on the head produced by applying suction during vacuum-assisted delivery. It is temporary and usually resolves without treatment. C81236 Birth Complication C118466 Perinatal Terminology C116822 Fracture Related to Birth Fracture Related to Birth A broken bone sustained during the birthing process. A broken bone sustained during the birthing process. C3046 Fracture C101035 Birth Injury C118466 Perinatal Terminology C116823 Occipital Diastasis Occipital Diastasis Occipital Osteodiastasis Birth trauma caused by excessive pressure to the suboccipital region of the skull resulting in separation of the occipital squama from the lateral or condylar parts of the occipital bone. It is a serious injury that may lead to subdural hemorrhage in the posterior fossa. A separation of the occipital squama from the lateral or condylar parts of the occipital bone. It may lead to a subdural hemorrhage in the posterior fossa. C101035 Birth Injury C118466 Perinatal Terminology C116824 Fracture of Nose Related to Birth Fracture of Nose Related to Birth A broken nasal bone sustained during the birthing process. A broken nasal bone sustained during the birthing process. C116822 Fracture Related to Birth C118466 Perinatal Terminology C116825 Fracture of Spine Related to Birth Fracture of Spine Related to Birth A broken vertebra sustained during the birthing process. A broken vertebra sustained during the birthing process. C116822 Fracture Related to Birth C118466 Perinatal Terminology C116826 Fracture of Humerus Related to Birth Fracture of Humerus Related to Birth A broken humerus sustained during the birthing process. A broken humerus sustained during the birthing process. C116822 Fracture Related to Birth C118466 Perinatal Terminology C116827 Fracture of Radius Related to Birth Fracture of Radius Related to Birth A broken radius sustained during the birthing process. A broken radius sustained during the birthing process. C116822 Fracture Related to Birth C118466 Perinatal Terminology C116828 Fracture of Ulna Related to Birth Fracture of Ulna Related to Birth A broken ulna sustained during the birthing process. A broken ulna sustained during the birthing process. C116822 Fracture Related to Birth C118466 Perinatal Terminology C116829 Fracture of Femur Related to Birth Fracture of Femur Related to Birth A broken femur sustained during the birthing process. A broken femur sustained during the birthing process. C116822 Fracture Related to Birth C118466 Perinatal Terminology C116830 Omphalorrhexis Omphalorrhexis Rupture of the umbilical cord during labor and delivery. Rupture of the umbilical cord during labor and delivery. C36281 Integumentary System Finding C118466 Perinatal Terminology C116831 Tentorial Tear Related to Birth Tentorial Tear Related to Birth Disruption of the tentorium cerebelli incurred during delivery. Disruption of the tentorium cerebelli incurred during delivery. C101035 Birth Injury C118466 Perinatal Terminology C116839 Splenic Rupture Related to Birth Splenic Rupture Related to Birth Spleen Rupture Related to Birth Disruption of the spleen incurred during delivery. Disruption of the spleen incurred during delivery. C101035 Birth Injury C118466 Perinatal Terminology C116842 Sternocleidomastoid Injury Related to Birth Sternocleidomastoid Injury Related to Birth Disruption of the sternocleidomastoid muscle incurred during delivery. Disruption of the sternocleidomastoid muscle incurred during delivery. C101035 Birth Injury C118466 Perinatal Terminology C116895 Craniotabes Craniotabes Softening of the skull seen in newborns due to incomplete mineralization. Softening of the skull seen in newborns due to incomplete mineralization. C110937 Musculoskeletal Finding C118466 Perinatal Terminology C116896 Cranial Suture Separation Cranial Suture Separation Cranial Sutures Widening A finding of increased space between the intersections of a newborn's cranial bones. A finding of increased space between the intersections of a newborn's cranial bones. C110937 Musculoskeletal Finding C118466 Perinatal Terminology C116897 Fontanelle Bulging Fontanelle Bulging Bulging Fontanel || Fontanel Bulging Membranous areas between cranial bones in a newborn that appear elevated or full. Membranous areas between cranial bones in a newborn that appear elevated or full. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C116898 Fontanelle Depressed Fontanel Depressed Depressed Fontanel || Fontanelle Depressed Membranous areas between cranial bones in a newborn that appear depressed or sunken. Membranous areas between cranial bones in a newborn that appear depressed or sunken. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C116899 Congenital Cystic Hygroma Congenital Cystic Hygroma Cervicofacial Lymphatic Malformation A congenital lymphatic malformation usually arising from the neck and characterized by cystic dilation of the lymphatic vessels. A congenital lymphatic malformation usually arising from the neck and characterized by cystic dilation of the lymphatic vessels. C3724 Cystic Hygroma C118466 Perinatal Terminology C116900 Phrenic Nerve Palsy Related to Birth Phrenic Nerve Palsy Related to Birth A condition characterized by reduced or absent movement of the ipsilateral diaphragm as a consequence of an injury to the phrenic nerve or its origin in cervical roots 3 through 5 sustained during the birthing process. A condition characterized by reduced or absent movement of the ipsilateral diaphragm as a consequence of an injury to the phrenic nerve or its origin in cervical roots 3 through 5 sustained during the birthing process. C101035 Birth Injury C118466 Perinatal Terminology C116901 Facial Nerve Palsy Related to Birth Facial Nerve Palsy Related to Birth A condition characterized by reduced or absent movement of the ipsilateral face as a consequence of an injury to the seventh cranial nerve sustained during the birthing process. A condition characterized by reduced or absent movement of the ipsilateral face as a consequence of an injury to the seventh cranial nerve sustained during the birthing process. C26769 Facial Nerve Palsy C118466 Perinatal Terminology C116902 Acquired Facial Nerve Palsy Acquired Facial Nerve Palsy A condition characterized by reduced or absent movement of the ipsilateral face as a consequence of an injury to the seventh cranial nerve that has occurred after birth. A condition characterized by reduced or absent movement of the ipsilateral face as a consequence of an injury to the seventh cranial nerve that has occurred after birth. C26769 Facial Nerve Palsy C118466 Perinatal Terminology C116903 Spastic Cerebral Palsy Spastic Cerebral Palsy A type of cerebral palsy characterized by increased muscle tone. A type of cerebral palsy characterized by increased muscle tone. C34460 Cerebral Palsy C118466 Perinatal Terminology C116904 Spastic Quadriplegia Spastic Quadriplegia A type of spastic cerebral palsy characterized by increased muscle tone of all four extremities. A type of spastic cerebral palsy characterized by increased muscle tone of all four extremities. C34460 Cerebral Palsy C118466 Perinatal Terminology C116905 Spastic Hemiplegia Spastic Hemiplegia A type of spastic cerebral palsy characterized by increased muscle tone of the arm and leg on the same side of the body. A type of spastic cerebral palsy characterized by increased muscle tone of the arm and leg on the same side of the body. C34460 Cerebral Palsy C118466 Perinatal Terminology C116906 Hypotonic Cerebral Palsy Hypotonic Cerebral Palsy A type of cerebral palsy characterized by decreased muscle tone. A type of cerebral palsy characterized by decreased muscle tone. C34460 Cerebral Palsy C118466 Perinatal Terminology C116907 Subgaleal Hemorrhage Related to Birth Subgaleal Hemorrhage Related to Birth Epicranial Subaponeurotic Hemorrhage Related to Birth Bleeding in the potential space between the skull periosteum and the scalp galea aponeurosis of a newborn infant due to shearing forces on the tentorium and deep venous system during labor and delivery. Bleeding in the potential space between the skull periosteum and the scalp galea aponeurosis of a newborn infant due to shearing forces on the tentorium and deep venous system during labor and delivery. C50761 Subgaleal Hemorrhage C118466 Perinatal Terminology C116908 Intracranial Laceration Related to Birth Intracranial Laceration Related to Birth Tearing of the cerebral or cerebellar parenchyma or vessels of a newborn infant due to forces occurring during labor and delivery. Tearing of the cerebral or cerebellar parenchyma or vessels of a newborn infant due to forces occurring during labor and delivery. C101035 Birth Injury C118466 Perinatal Terminology C116909 Cerebral Hemorrhage Related to Birth Cerebral Hemorrhage Related to Birth Intracranial bleeding in the tissue of the cerebrum of a newborn infant occurring during labor and/or delivery. Intracranial bleeding in the tissue of the cerebrum of a newborn infant occurring during labor and/or delivery. C50485 Cerebral Hemorrhage C118466 Perinatal Terminology C116910 Intracranial Hemorrhage Related to Birth Intracranial Hemorrhage Related to Birth Bleeding within the skull of a newborn infant occurring during labor and/or delivery. Bleeding within the skull of a newborn infant occurring during labor and/or delivery. C101035 Birth Injury C118466 Perinatal Terminology C116911 Intraventricular Hemorrhage Related to Birth Intraventricular Hemorrhage Related to Birth Bleeding into the cerebral ventricles that occurs during labor and/or delivery. Bleeding into the cerebral ventricles that occurs during labor and/or delivery. C50896 Intraventricular Hemorrhage C118466 Perinatal Terminology C116912 Intraventricular Hemorrhage of Prematurity Intraventricular Hemorrhage of Prematurity Bleeding within the cerebral ventricles in a preterm infant. Bleeding within the cerebral ventricles in a preterm infant. C50896 Intraventricular Hemorrhage C118466 Perinatal Terminology C117201 Perinatal Subependymal Hemorrhage Perinatal Subependymal Hemorrhage Bleeding into the thick layer of immature cells under the ependymal lining at the ventrolateral aspect of the lateral cerebral ventricles occurring around the time of birth. Bleeding into the thick layer of immature cells under the ependymal lining at the ventrolateral aspect of the lateral cerebral ventricles occurring around the time of birth. C101324 Perinatal Intraventricular Hemorrhage C118466 Perinatal Terminology C117202 Intraventricular Hemorrhage with Parenchymal Hemorrhage of the Newborn Intraventricular Hemorrhage with Parenchymal Hemorrhage of Newborn Grade 4 Intraventricular Hemorrhage of the Newborn || Intraventricular Hemorrhage of Newborn Grade 4 || Intraventricular Hemorrhage with Parenchymal Hemorrhage of the Newborn Bleeding into the lateral cerebral ventricles and the adjacent brain tissue of a newborn infant. Bleeding into the lateral cerebral ventricles and the adjacent brain tissue of a newborn infant. C50896 Intraventricular Hemorrhage C118466 Perinatal Terminology C117203 Intraparenchymal Hemorrhage of the Newborn Parenchymal Hemorrhage of Newborn Intraparenchymal Hemorrhage of the Newborn Bleeding into the brain tissue of a newborn infant. Bleeding into the brain tissue of a newborn infant. C50896 Intraventricular Hemorrhage C118466 Perinatal Terminology C117272 Periventricular Hemorrhage of the Newborn Periventricular Hemorrhage of Newborn Periventricular Hemorrhage of the Newborn Bleeding into the brain tissue adjacent to the lateral cerebral ventricles of newborn infant. Bleeding into the brain tissue adjacent to the lateral cerebral ventricles of a newborn infant. C50438 Intracranial Hemorrhage C118466 Perinatal Terminology C117305 Subarachnoid Hemorrhage Related to Birth Subarachnoid Hemorrhage Related to Birth Bleeding within the subarachnoid space occurring during labor and/or delivery. Bleeding within the subarachnoid space occurring during labor and/or delivery. C50757 Subarachnoid Hemorrhage C118466 Perinatal Terminology C117306 Subdural Hemorrhage Related to Birth Subdural Hemorrhage Related to Birth Bleeding within the subdural space occurring during labor and/or delivery. Bleeding within the subdural space occurring during labor and/or delivery. C50759 Subdural Hemorrhage C118466 Perinatal Terminology C117307 Benign Familial Convulsion Benign Familial Convulsions Benign Familial Neonatal Seizures A group of genetically-determined conditions characterized by a wide spectrum of seizure types occurring in otherwise healthy newborn infants that start during the first week of life and spontaneously disappear between the first and twelfth months of life. A group of genetically-determined conditions characterized by a wide spectrum of seizure type occurring in otherwise healthy newborn infants that start during the first week of life and spontaneously disappear between the first and twelfth months of life. C3020 Epilepsy C118466 Perinatal Terminology C117308 Transient Neonatal Myasthenia Gravis Transient Neonatal Myasthenia Gravis A condition characterized as a temporary autoimmune neuromuscular disease leading to fluctuating muscle weakness and fatigue in a newborn infant. A condition characterized as a temporary autoimmune neuromuscular disease leading to fluctuating muscle weakness and fatigue in a newborn infant. C60989 Myasthenia Gravis C118466 Perinatal Terminology C117310 Poor Sucking Reflex Poor Sucking Reflex Uncoordinated or ineffective drawing of saliva or breast milk by a newborn infant. Uncoordinated or ineffective drawing of saliva or breastmilk by a newborn infant. C81323 Sucking Reflex C118466 Perinatal Terminology C117311 Drug Exposure via Breast Milk Drug Exposure Via Breast Milk Ingestion of drugs contained in breast milk. Ingestion of drugs contained in breast milk. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C117312 Breast Engorgement in Newborn Breast Engorgement in Newborn Neonatal Breast Enlargement Transient bilateral swelling of breast tissue in a neonate that results from the waning influence of maternal estrogen. Transient swelling of breast tissue in a neonate that results from the influence of waning maternal estrogen. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C117313 Pseudomenstruation Pseudomenstruation Pseudomenses Blood-tinged vaginal secretion in a neonate that results from the residual influence of maternal estrogen. Vaginal secretion in a neonate that results from the residual influence of maternal estrogen. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C117314 Neonatal Vaginal Discharge Neonatal Vaginal Discharge Secretions which may be thin or tenacious, mucoid or glairy, grayish or milky, occasionally blood tinged, that originate in the vagina and are a consequence of the residual influence of maternal estrogen. Secretions which may be thin or tenacious, mucoid or glairy, grayish or milky, occasionally blood tinged, that originate in the vagina and are a consequence of the residual influence of maternal estrogen. C36284 Reproductive System Finding C118466 Perinatal Terminology C117315 Subependymal Pseudocyst Subependymal Pseudocyst Germinolytic Cyst || Subependymal Cyst Cerebral periventricular cyst located on the floor of the lateral cerebral ventricle, most commonly in the caudothalamic groove, and results from regression of the germinal matrix or as a sequela of a prior subependymal hemorrhage or germinal matrix infarct. Cerebral periventricular cysts located on the floor of the lateral cerebral ventricle, most commonly in the caudothalamic groove, and result from regression of the germinal matrix or as a sequela of a prior subependymal hemorrhage or germinal matrix infarct. C36280 Nervous System Finding C118466 Perinatal Terminology C117316 Postpartum Hysterectomy Postpartum Hysterectomy The removal of the uterus after vaginal delivery of the fetus or in the postpartum period. The removal of the uterus after vaginal delivery of the fetus or in the postpartum period. C15332 Gynecologic Surgical Procedure C118466 Perinatal Terminology C117317 Selective Reduction of Multifetal Pregnancy Selective Reduction of Multifetal Pregnancy Multifetal Pregnancy Reduction A medical procedure performed to reduce the number of viable fetuses. A medical procedure performed to reduce the number of viable fetuses. C89340 Obstetric Procedure C118466 Perinatal Terminology C117318 Frank Umbilical Cord Prolapse Frank Umbilical Cord Prolapse A situation in which the umbilical cord is prolapsed through the cervix and into the vagina. A situation in which the umbilical cord is prolapsed through the cervix and into the vagina. C87126 Umbilical Cord Prolapse C118466 Perinatal Terminology C117319 Occult Umbilical Cord Prolapse Occult Umbilical Cord Prolapse A situation in which the umbilical cord is prolapsed through the cervical canal but not through external os. A situation in which the umbilical cord is prolapsed through the cervical canal but not through external os. C87126 Umbilical Cord Prolapse C118466 Perinatal Terminology C117320 Acute Placental Infarction Acute Placental Infarct A focus of necrotic placental parenchyma with clearly visible outlines of necrotic villous structures and absence of any hyalinization and fibrosis, which is frequently 1-2 days of duration. A focus of necrotic placental parenchyma with clearly visible outlines of necrotic villous structures and absence of any hyalinization and fibrosis, which is frequently 1-2 days of duration. C117337 Placental Findings C118466 Perinatal Terminology C117321 Subacute Placental Infarction Subacute Placental Infarct A focus of necrotic placental parenchyma with moderate hyalinization and fibrosis with partial absence of the necrotic chorionic villi, which is frequently 3-5 days of duration. A focus of necrotic placental parenchyma with moderate hyalinization and fibrosis with partial absence of the necrotic chorionic villi, which is frequently 3-5 days of duration. C117337 Placental Findings C118466 Perinatal Terminology C117322 Remote Placental Infarction Remote Placental Infarct A focus of necrotic placental parenchyma with marked hyalinization and fibrosis with complete absence of the necrotic chorionic villi, which is frequently more than 7 days of duration. A focus of necrotic placental parenchyma with marked hyalinization and fibrosis with complete absence of the necrotic chorionic villi, which is frequently more than 7 days of duration. C117337 Placental Findings C118466 Perinatal Terminology C117323 Necrotizing Funisitis Necrotizing Funisitis Sclerosing Funisitis A ring of karyorrhectic debris that may exhibit dystrophic mineralization and/or identifiable fetal neutrophil infiltrate in Wharton's jelly that is oriented towards the amniotic surface. The cord has a denser ring externally and a fainter ring centrally. A ring of karyorrhectic debris that may exhibit dystrophic mineralization and/or identifiable fetal neutrophil infiltrate in Wharton's Substance that is oriented towards the amniotic surface. The cord has a denser ring externally and a fainter ring centrally. C26857 Placental Disorder C118466 Perinatal Terminology C117324 Fetal Chorionic Vasculitis Fetal Chorionic Vasculitis Acute Chorionic Vasculitis A neutrophilic infiltrate arising from fetal vessels in the chorionic plate and oriented towards the amniotic cavity. A neutrophilic infiltrate arising from fetal vessels in the chorionic plate and oriented towards the amniotic cavity. C117337 Placental Findings C118466 Perinatal Terminology C117325 Umbilical Vasculitis Umbilical Vasculitis Acute Umbilical Vasculitis A neutrophilic infiltrate arising from fetal vessels of the umbilical cord into the umbilical vessel wall and oriented towards the amniotic cavity. A neutrophilic infiltrate arising from fetal vessels of the umbilical cord into the umbilical vessel wall and oriented towards the amniotic cavity. C26857 Placental Disorder C118466 Perinatal Terminology C117326 Intervillous Thrombus Intervillous Thrombus A focus of maternal thrombus within the intervillous space, often with peripheral villous compression. The clot may be wholly or minimally laminated reflecting age. A focus of maternal thrombus within the intervillous space, often with peripheral villous compression. The clot may be wholly or minimally laminated reflecting age. C117337 Placental Findings C118466 Perinatal Terminology C117327 Acute Intervillous Thrombus Acute Intervillous Thrombus A focus of maternal thrombus within the placental intervillous space, often with peripheral villous compression, which is less than 1-2 days in age. A focus of maternal thrombus within the placental intervillous space, often with peripheral villous compression, which is less than 1-2 days in age. C117337 Placental Findings C118466 Perinatal Terminology C117328 Subacute Intervillous Thrombus Subacute Intervillous Thrombus A focus of maternal thrombus within the placental intervillous space, often with peripheral villous compression, which is 3-5 days in age. A focus of maternal thrombus within the placental intervillous space, often with peripheral villous compression, which is 3-5 days in age. C117337 Placental Findings C118466 Perinatal Terminology C117329 Remote Intervillous Thrombus Remote Intervillous Thrombus A focus of maternal thrombus within the placental intervillous space, often with peripheral villous compression, which is at least 5-7 days in age. A focus of maternal thrombus within the placental intervillous space, often with peripheral villous compression, which is at least 5-7 days in age. C117337 Placental Findings C118466 Perinatal Terminology C117330 Subchorial Thrombus Subchorial Thrombus Subchorionic Hematoma A focus of subchorial thrombus variably extending into the intervillous space, often with peripheral villous compression. The clot may be wholly or minimally laminated reflecting age. A focus of subchorial thrombus variably extending into the intervillous space, often with peripheral villous compression. The clot may be wholly or minimally laminated reflecting age. C117337 Placental Findings C118466 Perinatal Terminology C117331 Retroplacental Thrombus Retroplacental Thrombus Parabasal Hematoma || Parabasal Thrombus || Retroplacental Hematoma A focus of retroplacental thrombus variably extending into the intervillous space, often with peripheral villous compression. The clot may be wholly or minimally laminated reflecting age. A focus of retroplacental thrombus variably extending into the intervillous space, often with peripheral villous compression. The clot may be wholly or minimally laminated reflecting age. C117337 Placental Findings C118466 Perinatal Terminology C117332 Fetal Stem Vessel Thrombus Fetal Stem Vessel Thrombus A focus of thrombus adhered to the wall of a fetal stem vessel. It can be completely or partially obstructive and may lead to avascular villi. A focus of thrombus adhered to the wall of a fetal stem vessel. It can be completely or partially obstructive and may lead to avascular villi. C117337 Placental Findings C118466 Perinatal Terminology C117333 Fetal Stem Vessel Thrombus with or without Dystrophic Calcification Fetal Stem Vessel Thrombus with or without Dystrophic Calcification A focus of thrombus adhered to the wall of a fetal stem vessel. It can be completely or partially obstructive and may lead to downstream villous injury and calcification. A focus of thrombus adhered to the wall of a fetal stem vessel. It can be completely or partially obstructive and may lead to avascular villi and calcification. C117337 Placental Findings C118466 Perinatal Terminology C117334 Chorionic Plate Vessel Thrombus Chorionic Plate Vessel Thrombus A focus of thrombus adhered to the wall of a fetal blood vessel in the chorionic plate. A focus of thrombus adhered to the wall of a fetal blood vessel in the chorionic plate. C117337 Placental Findings C118466 Perinatal Terminology C117335 Chorionic Plate Vessel Thrombus with or without Dystrophic Calcification Chorionic Plate Vessel Thrombus with or without Dystrophic Calcification A focus of thrombus adhered to the wall of a fetal blood vessel in the chorionic plate. It can be completely or partially obstructive and may lead to downstream villous injury and calcification. A focus of thrombus adhered to the wall of a fetal blood vessel in the chorionic plate. It can be completely or partially obstructive and may lead to avascular villi and calcification. C117337 Placental Findings C118466 Perinatal Terminology C117336 Uteroplacental Vessel Thrombus Uteroplacental Vessel Thrombus A focus of thrombus adhered to the wall of an uteroplacental vessel. A focus of thrombus adhered to the wall of an uteroplacental vessel. C117337 Placental Findings C118466 Perinatal Terminology C117338 Trimmed Placental Weight Trimmed Placental Weight Disc Weight || Trimmed Placental Mass The weight of the trimmed placenta to the nearest gram, with membranes severed at the disc edge and the umbilical cord cut to within 1 cm of insertion, after draining the blood from the specimen. The weight of the trimmed placenta to the nearest gram, with membranes severed at the disc edge and the umbilical cord cut to within 1 cm of insertion, after draining the blood from the specimen. C117337 Placental Findings C118466 Perinatal Terminology C117339 Untrimmed Placental Weight Untrimmed Placental Weight Placental Weight NOS || Untrimmed Placental Mass The weight of the placenta after delivery, with membranes intact and some length of the umbilical cord attached, to the nearest gram, before draining the blood from the specimen. The weight of the placenta after delivery, with membranes intact and some length of the umbilical cord attached, to the nearest gram, before draining the blood from the specimen. C117337 Placental Findings C118466 Perinatal Terminology C117340 Larger Axis of Placenta Larger Axis of Placenta Larger Diameter of Placenta || Longer Diameter of Placenta The length, in cm, of the longest axis of the chorionic disc. The length, in cm, of the longest axis of the chorionic disc. C117337 Placental Findings C118466 Perinatal Terminology C117341 Shorter Axis of Placenta Shorter Axis of Placenta Shorter Diameter of Placenta || Smaller Diameter of Placenta The length, in cm, of the shortest axis of the chorionic disc. The length, in cm, of the shortest chorionic disc axis measured perpendicular to the larger axis. C117337 Placental Findings C118466 Perinatal Terminology C117342 Placental Disc Thickness Placental Disc Thickness The measured or estimated height of the placental disc perpendicular to the chorionic and basal plates. The measured or estimated height of the placental disc perpendicular to the chorionic and basal plates. C117337 Placental Findings C118466 Perinatal Terminology C117343 Fused Placenta Fused Placenta Multifetal Placenta In pregnancies with more than one fetus, the composite structure that results from the growth of two (or more) placental chorionic discs such that the placental masses abut one another and are delivered as a single unit but can manually separated into individual units. In pregnancies with more than one fetus, the composite structure that results from the growth of two (or more) placental chorionic discs such that the placental masses abut one another and are delivered as a single unit but can manually separated into individual units. C117337 Placental Findings C118466 Perinatal Terminology C117344 Bilobate Placenta Bilobate Placenta Bilobate Chorionic Surface Shape || Bipartite Placenta || Placenta Bipartita || Placenta Duplex A variant placenta in which the chorionic tissue is partitioned into two distinct discs, without consistent relationship to umbilical cord insertion. A variant placenta in which the chorionic tissue is partitioned into two distinct discs, without consistent relationship to umbilical cord insertion. C117337 Placental Findings C118466 Perinatal Terminology C117345 Multilobate Placenta Multilobate Placenta Multilobate Chorionic Surface Shape || Placenta Multipartita || Placenta Multiplex A variant placenta in which the chorionic tissue is partitioned into more than two distinct discs, without consistent relationship to umbilical cord insertion. A variant placenta in which the chorionic tissue is partitioned into more than two distinct discs, without consistent relationship to umbilical cord insertion. C117337 Placental Findings C118466 Perinatal Terminology C117346 Circummarginate Placenta Circummarginate Placenta Marginal Placenta || Placenta Marginalis A placenta characterized by fetal membranes which extend smoothly off the disc edge, and a subamnionic fibrin ring on all or part of the disc perimeter that delimits the greatest extent of the chorionic surface vessels. A placenta characterized by fetal membranes which extend smoothly off the disc edge, and a subamnionic fibrin ring on all or part of the disc perimeter that delimits the greatest extent of the chorionic surface vessels. C117337 Placental Findings C118466 Perinatal Terminology C117347 Circumvallate Placenta Circumvallate Placenta Placenta Circumvallata A placenta characterized by fetal membranes that are folded along all or part of the disc perimeter. The amnion may or may not be included in the folded tissue. A placenta characterized by fetal membranes that are folded along all or part of the disc perimeter. The amnion may or may not be included in the folded tissue. C117337 Placental Findings C118466 Perinatal Terminology C117348 Marginal Cord Insertion Marginal Cord Insertion Marginal Umbilical Cord Insertion The location of the umbilical cord insertion at the disc edge. The location of the umbilical cord insertion at the disc edge. C117337 Placental Findings C118466 Perinatal Terminology C117349 Velamentous Cord Insertion Velamentous Cord Insertion Membranous Insertion || Velamentous Umbilical Cord Insertion The location of the umbilical cord insertion on the extraplacental membranes. The location of the umbilical cord insertion on the extraplacental membranes. C117337 Placental Findings C118466 Perinatal Terminology C117350 Ruptured Velamentous Vessel Ruptured Velamentous Vessel Disrupted Membranous Vessel || Disrupted Velamentous Vessel || Ruptured Membranous Vessel || Torn Membranous Vessel || Torn Velamentous Vessel A fetal blood vessel in the placental membranes that appears torn upon gross inspection of the placenta. A fetal blood vessel in the placental membranes that appears torn upon gross inspection of the placenta. C117337 Placental Findings C118466 Perinatal Terminology C117351 Velamentous Vessel Velamentous Vessel Membranous Vessel A fetal blood vessel in the placental membranes that extends from the cord insertion to the chorionic plate. A fetal blood vessel in the placental membranes that extends from the cord insertion to the chorionic plate. C117337 Placental Findings C118466 Perinatal Terminology C117353 Umbilical Cord True Knot Umbilical Cord True Knot A folding of the umbilical cord in the form of a knot. A folding of the umbilical cord in the form of a knot. C117337 Placental Findings C118466 Perinatal Terminology C117355 Hypocoiled Umbilical Cord Hypocoiled Umbilical Cord Umbilical cord with apparent reduced helical coiling of the arteries around the vein. Umbilical cord with apparent reduced helical coiling of the arteries around the vein. C117337 Placental Findings C118466 Perinatal Terminology C117356 Hypercoiled Umbilical Cord Hypercoiled Umbilical Cord Umbilical cord with apparent increased helical coiling of the arteries around the vein. Umbilical cord with apparent increased helical coiling of the arteries around the vein. C117337 Placental Findings C118466 Perinatal Terminology C117357 Umbilical Cord Diameter Umbilical Cord Diameter The longest measured width of the umbilical cord. The longest measured width of the umbilical cord. C117337 Placental Findings C118466 Perinatal Terminology C117358 Umbilical Cord Length Umbilical Cord Length The total length of the umbilical cord as measured from all segments. A cord length less than 30 or 35 cm is considered "short" whereas one greater than 70 cm is "long". The total length of the umbilical cord as measured from all segments. A cord length less than 30 or 35 cm is considered "short" whereas one greater than 70 cm is "long". C117337 Placental Findings C118466 Perinatal Terminology C117359 Single Umbilical Artery Single Umbilical Artery The absence of one of the two umbilical arteries. The absence of one of the two umbilical arteries. C117337 Placental Findings C118466 Perinatal Terminology C117363 Umbilical Cord Discoloration Umbilical Cord Discoloration Brown Umbilical Cord || Dusky Umbilical Cord || Red Umbilical Cord Change in umbilical cord color resulting from postmortem changes. It indicates fetal death occurred at least 6 hours prior to delivery. Change in umbilical cord color resulting from postmortem changes. It indicates fetal death occurred at least 6 hours prior to delivery. C117337 Placental Findings C118466 Perinatal Terminology C117364 Green Fetal Membrane Green Fetal Membranes Meconium Staining of the Membranes Meconium staining of the fetal membrane. Meconium staining of the fetal membranes. C117337 Placental Findings C118466 Perinatal Terminology C117365 Marginal Insertion of Fetal Membrane Marginal Insertion of Fetal Membranes An observation that the fetal membranes are inserted at the edge of the placental disc. An observation that the fetal membranes are inserted at the edge of the placental disc. C117337 Placental Findings C118466 Perinatal Terminology C117366 Site of Fetal Membrane Rupture Site of Fetal Membrane Rupture The space that occupies the distance between the shortest free edge of the fetal membranes and the disc edge. The distance between the shortest free edge of the fetal membranes and the disc edge. C117337 Placental Findings C118466 Perinatal Terminology C117367 Complete Maternal Surface of Placenta Complete Maternal Surface of Placenta A maternal placental surface that is smooth and without appreciable parenchymal loss. A maternal placental surface that is smooth and without appreciable parenchymal loss. C117337 Placental Findings C118466 Perinatal Terminology C117368 Incomplete Maternal Surface of Placenta Incomplete Maternal Surface of Placenta Disrupted Maternal Surface of Placenta || Ragged Maternal Surface of Placenta A maternal placental surface that lacks a smooth basal plate. Missing pieces of the placental parenchyma are appreciable. A maternal placental surface that lacks a smooth basal plate. Missing pieces of the placental parenchyma are appreciable. C117337 Placental Findings C118466 Perinatal Terminology C117369 Uniform Color of Placental Parenchyma Uniform Color of Placental Parenchyma The typical uniform coloring of the placental parenchyma irrespective of gestational age. The typical uniform coloring of the placental parenchyma irrespective of gestational age. C117337 Placental Findings C118466 Perinatal Terminology C117370 Mottled Color of Placental Parenchyma Mottled Color of Placental Parenchyma The variable or non-uniform coloring of the placental parenchyma indicating variable contribution of the blood contained within the fetal vessels to the color of the parenchyma. The variable or non-uniform coloring of the placental parenchyma indicating variable contribution of the blood contained within the fetal vessels to the color of the parenchyma. C117337 Placental Findings C118466 Perinatal Terminology C117371 Gross Placental Abruption Gross Abruption Macroscopic Abruption A separation of the placenta from the uterine wall that is manifested by a retroplacental hematoma with villous compression and change in villous coloration that is reflective of lesion age. A retroplacental hematoma with villous compression and change in villous coloration reflecting lesion age. C117337 Placental Findings C118466 Perinatal Terminology C117372 Placental Lesion Placental Lesion Macroscopically identifiable placental parenchymal abnormality. Macroscopically identifiable placental parenchymal abnormality. C26857 Placental Disorder C118466 Perinatal Terminology C118132 Chronic Choriodeciduitis Chronic Choriodeciduitis Chronic Chorionitis Increased parietal decidual lymphocytes invading the fetal chorion and/or amnion. Increased parietal decidual lymphocytes invading the fetal chorion and/or amnion. C26857 Placental Disorder C118466 Perinatal Terminology C118134 Chronic Plasma Cell Deciduitis Chronic Plasma Cell Deciduitis The presence of decidual plasma cells, scattered or in aggregate. The presence of decidual plasma cells, scattered or in aggregate. C26857 Placental Disorder C118466 Perinatal Terminology C118135 Amnion Epithelium Necrosis Amnion Epithelium Necrosis Loss of the amnionic epithelial surface. Loss of the amnionic epithelial surface. C117337 Placental Findings C118466 Perinatal Terminology C118136 Parietal Decidual Spiral Vessel with Fibrinoid Necrosis-Atherosis Parietal Decidual Spiral Vessel with Fibrinoid Necrosis-Atherosis A parietal decidual spiral vessel with small lumen caliber. The muscular wall of the vessel is not identifiable; its expected location shows foamy macrophages (atherosis). A parietal decidual spiral vessel with small lumen caliber. The muscular wall of the vessel is not identifiable; its expected location shows foamy macrophages (atherosis). C117337 Placental Findings C118466 Perinatal Terminology C118138 Reactive Amniocyte Reactive Amniocytes Proliferation and aggregation of amniocytes due to a meconium exposure. Proliferation and aggregation of amniocytes due to a meconium exposure. C117337 Placental Findings C118466 Perinatal Terminology C118139 Amnion Nodosum Amnion Nodosum An amnion with nodular deposits of squamous and cellular debris with varying staging of re-epithelialization. An amnion with nodular deposits of squamous and cellular debris with varying staging of re-epithelialization. C117337 Placental Findings C118466 Perinatal Terminology C118140 Appropriate Placental Villous Maturation Appropriate Placental Villous Maturation Placental villous microscopic features that are typical for the gestational age at birth. Placental villous microscopic features that are typical for the gestational age at birth. C117337 Placental Findings C118466 Perinatal Terminology C118141 Fetal Circulation with Increased Nucleated Erythrocytes Fetal Circulation with Increased Nucleated Erythrocytes Increased nucleated red blood cells within the fetal circulation. Increased nucleated red blood cells within the fetal circulation. C117337 Placental Findings C118466 Perinatal Terminology C118142 Placental Villous Dysmaturity Placental Villous Dysmaturity Placental villous histology not typical of gestational age, with developmentally abnormal features. Placental villous histology not typical of gestational age, with developmentally abnormal features. C117337 Placental Findings C118466 Perinatal Terminology C118143 Accelerated Placental Villous Maturation Accelerated Placental Villous Maturation Placental villous histology not typical of gestational age, with features of more mature villi. Placental villous histology not typical of gestational age, with features of more mature villi. C117337 Placental Findings C118466 Perinatal Terminology C118144 Increased Placental Syncytial Knots Increased Placental Syncytial Knots Increased number of syncytiotrophoblasts with clusters of apoptotic bodies compared to what would be expected for gestational age. Increased number of syncytiotrophoblasts with clusters of apoptotic bodies compared to what would be expected for gestational age. C117337 Placental Findings C118466 Perinatal Terminology C118145 Placental Villous Fibrosis Placental Villous Fibrosis Increased density of placental villous stroma, often with decreased capillarization compared to what would be expected for gestational age. Increased density of placental villous stroma, often with decreased capillarization compared to what would be expected for gestational age. C117337 Placental Findings C118466 Perinatal Terminology C118146 Chorangiosis Chorangiosis An increased number of local terminal placental villous capillary cross-sections, generally with decreased capillary caliber, that shows variable distribution of villi. An increased number of local terminal placental villous capillary cross-sections, generally with decreased capillary caliber, that shows variable distribution of villi. C117337 Placental Findings C118466 Perinatal Terminology C118147 Placental Fibrinoid Deposition Placental Fibrinoid Deposition The presence of a small clot attached to the epithelial surface of a placental villus. The presence of a small clot attached to the epithelial surface of a placental villus. C117337 Placental Findings C118466 Perinatal Terminology C118149 Hemosiderin in Decidua Parietalis Hemosiderin in Decidua Parietalis The deposition of hemosiderin along the gravid uterine wall. The deposition of hemosiderin along the gravid uterine wall. C117337 Placental Findings C118466 Perinatal Terminology C118150 Hemosiderin in Decidua Basalis Hemosiderin in Decidua Basalis The deposition of hemosiderin along the gravid uterine fundus beneath the placenta. The deposition of hemosiderin along the gravid uterine fundus beneath the placenta. C117337 Placental Findings C118466 Perinatal Terminology C118151 Hemosiderin in Intervillous Thrombus Hemosiderin in Intervillous Thrombus The deposition of hemosiderin in a focus of thrombus within the placental intervillous space. The deposition of hemosiderin in a focus of thrombus within the placental intervillous space. C117337 Placental Findings C118466 Perinatal Terminology C118152 Avascular Placental Villi Avascular Placental Villi Focus of two or more placental terminal villi showing a total loss of villous capillaries and bland hyaline fibrosis of the villous stroma. Stromal karyorrhexis may or may not be evident. Focus of two or more placental terminal villi showing a total loss of villous capillaries and bland hyaline fibrosis of the villous stroma. Stromal karyorrhexis may or may not be evident. C117337 Placental Findings C118466 Perinatal Terminology C118153 Placental Villous Stromal Hemorrhage Placental Villous Stromal Hemorrhage Extravascular blood in the chorionic villi. Extravascular blood in the chorionic villi. C117337 Placental Findings C118466 Perinatal Terminology C118154 Placental Villous Stromal-Vascular Karyorrhexis Placental Villous Stromal-Vascular Karyorrhexis Hemorrhagic Placental Endovasculitis Three or more foci of two or more placental terminal villi showing karyorrhexis of fetal cells with preservation of the surrounding trophoblast. The villi may also show stromal hypercellularity and mineralization, and can either be hypovascular or only exhibit capillary degenerative changes. Entrapped red blood cells and red blood cell fragments are often seen. Three or more foci of two or more placental terminal villi showing karyorrhexis of fetal cells with preservation of the surrounding trophoblast. The villi may also show stromal hypercellularity and mineralization, and can either be hypovascular or only exhibit capillary degenerative changes. Entrapped red blood cells and red blood cell fragments are often seen. C117337 Placental Findings C118466 Perinatal Terminology C118155 Placental Stromal Dusty Mineralization Placental Stromal Dusty Mineralization The deposition of iron and/or calcium within the supporting tissues of the placenta. The deposition of iron and/or calcium within the supporting tissues of the placenta. C117337 Placental Findings C118466 Perinatal Terminology C118156 Absent Physiologic Conversion of Uteroplacental Vessel Absent Physiologic Conversion of Uteroplacental Vessel Placental Membrane Arteriole Mural Hypertrophy Failure of the maternal spiral arteries to be transformed by extravillous cytotrophoblast to increase blood flow into the placental intervillous spaces, which may lead to an increased risk of early-onset pre-eclampsia and fetal growth restriction. Failure of the maternal spiral arteries to be transformed by extravillous cytotrophoblast to increase blood flow into the placental intervillous spaces, which may lead to an increased risk of early-onset pre-eclampsia and fetal growth restriction. C117337 Placental Findings C118466 Perinatal Terminology C118157 Chronic Uteroplacental Vasculitis Chronic Uteroplacental Vasculitis A lymphocytic inflammation of the uteroplacental vessels. A lymphocytic inflammation of the uteroplacental vessels. C26857 Placental Disorder C118466 Perinatal Terminology C118158 Uteroplacental Vessel Fibrinoid Necrosis with or without Atherosis Uteroplacental Vessel Fibrinoid Necrosis with or without Atherosis The degeneration of an uteroplacental vessel with or without medial foamy macrophages. The degeneration of an uteroplacental vessel with or without medial foamy macrophages. C117337 Placental Findings C118466 Perinatal Terminology C118159 Basal Decidual Necrosis Basal Decidual Necrosis Acellular areas of the basal plate. Acellular areas of the basal plate. C117337 Placental Findings C118466 Perinatal Terminology C118160 Basal Decidual Karyorrhexis Basal Decidual Karyorrhexis Necrotizing Deciduitis Collections of degenerated nuclear fragments that are associated with tissue injury during placental abruption. Collections of degenerated nuclear fragments that are associated with tissue injury during placental abruption. C117337 Placental Findings C118466 Perinatal Terminology C118161 Placental Mesenchymal Dysplasia Placental Mesenchymal Dysplasia Placental Dysplasia Aberrant mesenchymal cell growth within the placenta. It may be associated with Beckwith-Wiedemann Syndrome. Aberrant mesenchymal cell growth within the placenta. It may be associated with Beckwith-Wiedemann Syndrome. C26857 Placental Disorder C118466 Perinatal Terminology C118162 Placental Hypertrophy Placental Hypertrophy Placentomegaly Aberrant growth of the placenta. Aberrant growth of the placenta. C26857 Placental Disorder C118466 Perinatal Terminology C118163 Basal Myofiber Basal Myofibers A small focus of the myometrium that peels away along with the placenta and is delivered as part of the basal plate. A small focus of the myometrium that peels away along with the placenta and is delivered as part of the basal plate. C117337 Placental Findings C118466 Perinatal Terminology C118307 White Matter Injury White Matter Injury Focal areas of necrosis, with or without cysts, and diffuse areas of white matter dysmaturation with maturation arrest of the pre-oligodendroglia cells, located in the cerebral white matter. Focal areas of necrosis, with or without cysts, and diffuse areas of white matter dysmaturation with maturation arrest of the pre-oligodendroglia cells, located in the cerebral white matter. C3671 Injury C118466 Perinatal Terminology C118308 Sacral Fistula Sacral Fistula A pathologic communication between the skin and the dural space that is located 5-25 mm from the anal verge. A communication between the skin and the dural space that is located 5-25mm from the anal verge. C3045 Fistula C118466 Perinatal Terminology C118309 Coccygeal Sinus Coccygeal Sinus Coccygeal Pit A blind-ending, epithelial-lined tract that is located less than 5 mm from the anal verge. A blind-ending, epithelial-lined tract that is located less than 5 mm from the anal verge. C36287 Congenital or Acquired Anatomic Abnormality C118466 Perinatal Terminology C118310 Insufficient Breast Milk Syndrome Insufficient Breast Milk Syndrome Insufficient Milk Syndrome Failure to thrive due to poor intake by the infant, inadequate feeding schedule or insufficient maternal production of breast milk. Failure to thrive due to poor intake by the infant, inadequate feeding schedule or insufficient maternal production of breast milk. C98996 Neonatal Disorder C118466 Perinatal Terminology C118312 Neonatal Aspiration Syndrome Neonatal Aspiration Syndrome Aspiration of meconium, blood, amniotic fluid or gastric contents around the time of delivery resulting in clinical symptoms from airway obstruction, parenchymal injury, and ventilation-perfusion mismatch. This may lead to persistent pulmonary hypertension in the newborn. Aspiration of meconium, blood, amniotic fluid or gastric contents around the time of delivery resulting in clinical symptoms from airway obstruction, parenchymal injury, and ventilation-perfusion mismatch. This may lead to persistent pulmonary hypertension in the newborn. C99232 Neonatal Respiratory System Disorder C118466 Perinatal Terminology C118507 Neonatal Seizure Neonatal Seizure Abnormal hypersynchronous electrical activity in the brain of a newborn which may be associated with stereotyped movements or autonomic changes. Abnormal hypersynchronous electrical activity in the brain of a newborn infant which may be associated with stereotyped movements or autonomic changes. C2962 Seizure C118466 Perinatal Terminology C118508 Gasping Syndrome Gasping Syndrome Neonatal Gasping Syndrome A syndrome in preterm neonates exposed to benzyl alcohol preservative in intravascular solutions that is characterized by unremitting gasping respirations and may include anion gap metabolic acidosis, neurologic deterioration, renal failure, convulsions, intraventricular hemorrhage, and cardiovascular collapse. A syndrome in preterm neonates exposed to benzyl alcohol preservative in intravascular solutions that is characterized by unremitting gasping respirations and may include anion gap metabolic acidosis, neurologic deterioration, renal failure, convulsions, intraventricular hemorrhage, and cardiovascular collapse. C89328 Pediatric Disorder C118466 Perinatal Terminology C118509 Neonatal Spell Neonatal Spell Neonatal Spells Cardiorespiratory events that are characterized by variable combinations of cessation of breathing, decrease in blood oxygen saturation, and decreased heart rate. Cardiorespiratory events that are characterized by variable combinations of cessation of breathing, decrease in blood oxygen saturation, and decreased heart rate. C98996 Neonatal Disorder C118466 Perinatal Terminology C119751 Neonatal Hypoxic Ischemic Encephalopathy Neonatal Hypoxic Ischemic Encephalopathy Neonatal HIE Injury to the central nervous system in the newborn period that occurs when there is insufficient delivery of oxygen to all or part of the brain. Injury to the central nervous system in the newborn period that occurs when there is insufficient delivery of oxygen to all or part of the brain. C35549 Hypoxic Ischemic Encephalopathy C118466 Perinatal Terminology C119752 Developmental Dysplasia of Hip Developmental Dysplasia of Hip Congenital Dislocation of Hip || Developmental Dislocation of Hip A spectrum of hip abnormalities commonly presenting in infancy involving the relationship between the femoral head and the acetabulum and that includes subluxation or dislocation at rest or upon provocation. A spectrum of hip abnormalities commonly presenting in infancy involving the relationship between the femoral head and the acetabulum and that includes subluxation or dislocation at rest or upon provocation. C110937 Musculoskeletal Finding C118466 Perinatal Terminology C119756 Mild Bronchopulmonary Dysplasia Mild Bronchopulmonary Dysplasia Mild BPD A chronic lung disorder associated with pulmonary maldevelopment, scarring, and/or inflammation that develops in preterm neonates exposed to supplemental oxygen for at least 28 days. For infants born before 32 weeks gestation with mild BPD, there is no supplemental oxygen requirement at 36 weeks postmenstrual age or earlier discharge. For infants born after 32 weeks with mild BPD, there is no supplemental oxygen requirement at 56 days post-natal age or at earlier discharge. A chronic lung disorder associated with pulmonary maldevelopment, scarring, and/or inflammation that develops in preterm neonates exposed to supplemental oxygen for at least 28 days. For infants born before 32 weeks gestation with mild BPD, there is no supplemental oxygen requirement at 36 weeks postmenstrual age or earlier discharge. For infants born after 32 weeks with mild BPD, there is no supplemental oxygen requirement at 56 days post-natal age or at earlier discharge. C90599 Bronchopulmonary Dysplasia C118466 Perinatal Terminology C119757 Moderate Bronchopulmonary Dysplasia Moderate Bronchopulmonary Dysplasia Moderate BPD A chronic lung disorder associated with pulmonary maldevelopment, scarring, and/or inflammation that develops in preterm neonates exposed to supplemental oxygen for at least 28 days. For infants born before 32 weeks gestation with moderate BPD, there is a supplemental oxygen requirement of less than 30% at 36 weeks postmenstrual age or earlier discharge. For infants born after 32 weeks with moderate BPD, there is a supplemental oxygen requirement of less than 30% at 56 days post-natal age or at earlier discharge. A chronic lung disorder associated with pulmonary maldevelopment, scarring, and/or inflammation that develops in preterm neonates exposed to supplemental oxygen for at least 28 days. For infants born before 32 weeks gestation with moderate BPD, there is a supplemental oxygen requirement of less than 30% at 36 weeks postmenstrual age or earlier discharge. For infants born after 32 weeks with moderate BPD, there is a supplemental oxygen requirement of less than 30% at 56 days post-natal age or at earlier discharge. C90599 Bronchopulmonary Dysplasia C118466 Perinatal Terminology C119758 Neonatal Encephalopathy Neonatal Encephalopathy Abnormal functioning of the central nervous system in the newborn period that may be due to a variety of etiologies including hypoxia/ischemia, metabolic disturbance, or infection. Abnormal functioning of the central nervous system in the newborn period that may be due to a variety of etiologies including hypoxia/ischemia, metabolic disturbance, or infection. C26920 Encephalopathy C118466 Perinatal Terminology C119954 Macrosomia Macrosomia A newborn infant who has a weight at birth greater than 4500 grams. A newborn infant whose birth weight exceeds 4500 grams. C34941 Pregnancy Complication C118466 Perinatal Terminology C120069 Encephalopathy of Prematurity Encephalopathy of Prematurity A condition affecting premature infants characterized by white matter injury, which is frequently accompanied by neuronal/axonal disease, that may affect all brain parenchymal structures and is due to a combination of destructive processes as well as maturational and trophic disturbances. A condition affecting premature infants characterized by white matter injury, which is frequently accompanied by neuronal/axonal disease, that may affect all brain parenchymal structures and is due to a combination of destructive processes as well as maturational and trophic disturbances. C119758 Neonatal Encephalopathy C118466 Perinatal Terminology C120169 Neuroendocrine Cell Hyperplasia of Infancy Neuroendocrine Cell Hyperplasia of Infancy NEHI A form of interstitial lung disease characterized by increased numbers of pulmonary neuroendocrine cells, typically presenting in the first year of life with persistent tachypnea, retractions, crackles and hypoxemia that has a highly specific chest CT pattern that includes ground-glass opacities and air-trapping. A form of interstitial lung disease characterized by increased numbers of pulmonary neuroendocrine cells, typically presenting in the first year of life with persistent tachypnea, retractions, crackles and hypoxemia that has a highly specific chest CT pattern that includes ground-glass opacities and air-trapping. C26871 Respiratory System Disorder C89328 Pediatric Disorder C118466 Perinatal Terminology C122628 Maternal Proteinuria Maternal Proteinuria The presence of excessive protein, chiefly albumin but also globulin, in the urine of a pregnant woman. Presence of protein in urine greater than or equal to 300 mg per 24-hour urine collection or urine protein/creatinine (in mg/dL) ratio in a spot urine specimen greater than or equal to 0.3 or a dipstick reading of +1 or greater in a pregnant woman. C38012 Proteinuria C118466 Perinatal Terminology C125492 First Trimester Antepartum Hemorrhage First Trimester Antepartum Hemorrhage Excessive blood loss within the first trimester but prior to onset of labor. C114371 Antepartum Hemorrhage C118466 Perinatal Terminology C125493 Second Trimester Antepartum Hemorrhage Second Trimester Antepartum Hemorrhage Excessive blood loss within the second trimester but prior to onset of labor. C114371 Antepartum Hemorrhage C118466 Perinatal Terminology C125494 Third Trimester Antepartum Hemorrhage Third Trimester Antepartum Hemorrhage Excessive blood loss within the third trimester but prior to onset of labor. C114371 Antepartum Hemorrhage C118466 Perinatal Terminology C16955 Parity Parity The number of pregnancies reaching 20 weeks and 0 days of gestation or beyond, regardless of the number of fetuses or outcomes. The number of pregnancies reaching 20 weeks and 0 days of gestation or beyond, regardless of the number of fetuses or outcomes. C25447 Characteristic C118466 Perinatal Terminology C25150 Age Chronological Age Postnatal Age How long something has existed; elapsed time since birth. The time elapsed since birth. C89335 Life Stage C118466 Perinatal Terminology C25215 Karyotype Karyotype The assessment of the chromosomal morphology and number in somatic cells of an individual. The assessment of the chromosomal morphology and number in somatic cells of an individual. C15709 Genetic Testing C118466 Perinatal Terminology C25596 Breast Feeding Breast Feeding The nursing of an infant at the mother's breast. The nursing of an infant at the mother's breast. C16326 Behavior C118466 Perinatal Terminology C25742 Pregnancy Pregnancy The state or condition of having a developing embryo or fetus in the body (uterus), after union of an ovum and spermatozoon, during the period from conception to birth. The fertilization and development of one or more offspring, known as an embryo or fetus, in a woman's uterus. C19988 Organismal Process C118466 Perinatal Terminology C26685 Placental Abruption Placental Abruption Abruptio Placentae, Premature Separation of Placenta Placental separation from the uterus with bleeding (concealed or vaginal) before fetal birth, with or without maternal/fetal compromise. (reVITALize) Placental separation from the uterus with bleeding (concealed or vaginal) before fetal birth, with or without maternal/fetal compromise. [verbatim from reVITALize] C34941 Pregnancy Complication C118466 Perinatal Terminology C26739 Sensorineural Hearing Loss Sensorineural Hearing Loss SNHL Hearing loss resulting from damage to the cochlea, auditory nerve and/or brainstem. Hearing loss resulting from damage to the cochlea, auditory nerve and/or brainstem. C35731 Hearing Loss C118466 Perinatal Terminology C26769 Facial Nerve Palsy Facial Nerve Palsy Bell's Palsy || Facial Palsy Partial or complete paralysis of the facial muscles of one side of a person's face. It is caused by damage to the seventh cranial nerve. It is usually temporary but it may recur. A condition characterized by reduced or absent movement of the ipsilateral face as a consequence of an injury to the seventh cranial nerve. C26733 Cranial Nerve Disorder C118466 Perinatal Terminology C26856 Placenta Accreta Placenta Accreta The clinical condition in which any part of the placenta invades and is inseparable from the uterine wall. (reVITALize) The clinical condition in which any part of the placenta invades and is inseparable from the uterine wall. [verbatim from reVITALize] C26857 Placental Disorder C118466 Perinatal Terminology C26858 Placenta Previa Placenta Previa A condition in which the placenta covers or is within 1 cm of the cervical os. A condition in which the placenta covers or is within 1 cm of the cervical os. C26857 Placental Disorder C34941 Pregnancy Complication C118466 Perinatal Terminology C27069 Polycythemia Neonatorum Neonatal Polycythemia Polycythemia Neonatorum || Polycythemia of the Newborn A condition in which the red blood cell level is greater than established reference ranges in a newborn. A condition in which the red blood cell level is greater than established reference ranges in a newborn. C26863 Polycythemia C118466 Perinatal Terminology C27071 Transient Hypogammaglobulinemia of Infancy Transient Hypogammaglobulinemia of Infancy A rare, primary humoral immunodeficiency of childhood characterized by decreasing serum levels of immunoglobulin G (IgG) as maternal antibodies clear the circulation while serum levels of immunoglobulin A and immunoglobulin M remain normal or are slightly decreased. Diagnosis may be suspected after the age of six months when a child's own synthesis of IgG should accelerate but it must be confirmed retrospectively after normalization of all serum immunoglobulin levels is seen by ages 2-6. This disorder may be caused by inadequate activation of progenitor B cells, defective class-switching or may even represent a maturational variant. Typically, a normal response to protein antigens is found while there is a notably diminished response to viral and bacterial polysaccharide antigens. Clinical presentation may include recurrent infections especially those of the respiratory tract. Despite increased susceptibility to infection in childhood, this disorder is self-limited with minimal implications for a normal life span. Transitory decrease in the concentration of IgG below established reference ranges, in an infant or child less than 6 months of age. IgA and IgM concentrations may be decreased as well. C3507 Immune System Disorder C118466 Perinatal Terminology C27181 Placental Infarction Placental Infarct Interruption of the blood supply to a portion of the placenta, resulting in ischemic necrosis. A focus of necrotic placental parenchyma with associated findings depending on its duration. C26857 Placental Disorder C118466 Perinatal Terminology C27560 Respiratory Distress Syndrome Respiratory Distress Syndrome Neonatal Respiratory Distress || Neonatal Respiratory Distress Syndrome || RDS || Respiratory Distress Syndrome in the Newborn A condition beginning in the first day of life that results from inadequate surfactant production, causing increased work of breathing and impaired gas exchange. Progressive alveolar atelectasis from birth due to an abnormality of synthesis, function or metabolism of surfactant, characterized by respiratory failure and an abnormal chest radiograph showing diffuse reticulogranular densities and air bronchograms. C97173 Congenital Respiratory System Disorder C99232 Neonatal Respiratory System Disorder C118466 Perinatal Terminology C2849 Congenital Abnormality Congenital Malformation Congenital Abnormality || Congenital Anomalies of Fetus || Congenital Deformity Any abnormality, anatomical or biochemical, evident at birth or during the neonatal period. A morphologic defect of an organ, part of an organ, or larger region of the body that results from an intrinsically abnormal developmental process during gestation. C36287 Congenital or Acquired Anatomic Abnormality C89328 Pediatric Disorder C118466 Perinatal Terminology C3110 Hydatidiform Mole Hydatidiform Mole A gestational trophoblastic disorder characterized by marked enlargement of the chorionic villi, hyperplasia of the villous trophoblastic cells and hydropic changes. A placental disorder characterized by abnormal development with marked enlargement of the chorionic villi and hydropic changes which consist of hyperplasia of the villous trophoblastic cells. C117337 Placental Findings C118466 Perinatal Terminology C3111 Hydrocephalus Hydrocephalus A disorder characterized by an abnormal increase of cerebrospinal fluid in the ventricles of the brain. An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain. C96413 Brain Disorder C118466 Perinatal Terminology C3214 Malabsorption Syndrome Malabsorption Syndrome A syndrome resulting from the inadequate absorption of nutrients in the small intestine. Symptoms include abdominal pain, bloating, and diarrhea. A syndrome usually characterized by diarrhea resulting from the inadequate absorption of macronutrients in the small intestine. C2990 Gastrointestinal Disorder C118466 Perinatal Terminology C3364 Septicemia Sepsis Sepsis Syndrome || Septicemia The presence of pathogenic microorganisms in the blood stream causing a rapidly progressing systemic reaction that may lead to shock. Symptoms include fever, chills, tachycardia, and increased respiratory rate. It is a medical emergency that requires urgent medical attention. A systemic inflammatory response to an infection. C2890 Bacterial Infection C118466 Perinatal Terminology C34438 Breech Presentation Breech Presentation A fetal presentation in which the baby descends into the birth canal with hips, buttocks or its foot first during delivery. A fetal presentation in which the baby descends into the birth canal with hips, buttocks or its foot first during delivery. C92793 Fetal Malpresentation C118466 Perinatal Terminology C34460 Cerebral Palsy Cerebral Palsy A group of disorders affecting the development of movement and posture, often accompanied by disturbances of sensation, perception, cognition, and behavior. It results from damage to the fetal or infant brain. A non-progressive, neurological syndrome presenting in infancy or early childhood that is caused by brain injury or malformation and is characterized by permanent impairment of muscle coordination and various movement disorders. C26835 Nervous System Disorder C89328 Pediatric Disorder C118466 Perinatal Terminology C34501 Communicating Hydrocephalus Communicating Hydrocephalus Non-Obstructive Hydrocephalus An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that occurs as a consequence of impaired cerebrospinal fluid reabsorption by the arachnoid granulations. An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that occurs as a consequence of impaired cerebrospinal fluid reabsorption by the arachnoid granulations. C3111 Hydrocephalus C118466 Perinatal Terminology C34717 Hypogalactia Hypogalactia Decreased secretion of breast milk. Decreased secretion of breast milk. C3009 Endocrine System Disorder C118466 Perinatal Terminology C34724 Low Birth Weight Low Birth Weight A birth weight that is less than 2500 grams. Birth weight less than 2500 grams. C76325 Birth Weight C118466 Perinatal Terminology C34781 Spastic Diplegia Spastic Diplegia A type of cerebral palsy characterized by spasticity and hypertonia of the lower extremities bilaterally, particularly the legs, hips, and pelvis; this is the most common (70%) form of cerebral palsy. A type of spastic cerebral palsy characterized by increased muscle tone of the lower extremities bilaterally, particularly the legs, hips, and pelvis. C34460 Cerebral Palsy C118466 Perinatal Terminology C34942 Gestational Diabetes Gestational Diabetes Mellitus Carbohydrate intolerance first diagnosed during pregnancy. Carbohydrate intolerance first diagnosed during pregnancy. C35169 Pregnancy Disorder C2985 Diabetes Mellitus C118466 Perinatal Terminology C34945 Ectopic Pregnancy Ectopic Pregnancy An abnormal pregnancy in which the conception is implanted outside the endometrial cavity. An abnormal pregnancy in which the conception is implanted outside the endometrial cavity. C35169 Pregnancy Disorder C118466 Perinatal Terminology C34982 Retinopathy of Prematurity Retinopathy of Prematurity Retrolental Fibroplasia || Terry Syndrome A bilateral retinopathy characterized by neovascularization, scarring, retinal detachment, and eventually blindness. It may be mild or severe. It occurs in babies born prematurely. Causes include oxygen toxicity and hypoxia. A retinal condition of very immature infants that may be characterized by non-vascularized retina that may lead to neovascularization, scarring, retinal detachment, and blindness. C62601 Retinopathy C98996 Neonatal Disorder C118466 Perinatal Terminology C34992 Congenital Rubella Congenital Rubella Syndrome A condition, whose clinical manifestations include intrauterine growth restriction, petechial rash, jaundice, generalized lymphadenopathy, hepatosplenomegaly, peripheral pulmonary stenosis, cataracts, and sensorineural deafness, that is caused by fetal exposure to the rubella virus during the first trimester of pregnancy. A condition, whose clinical manifestations include intrauterine growth restriction, petechial rash, jaundice, generalized lymphadenopathy, hepatosplenomegaly, peripheral pulmonary stenosis, cataracts, and sensorineural deafness, that is caused by fetal exposure to the rubella virus during the first trimester of pregnancy. C26726 Infectious Disorder C118466 Perinatal Terminology C35009 Sclerema Neonatorum Sclerema Neonatorum A diffuse hardening of skin and subcutaneous adipose tissue, associated with minimal inflammation without fat necrosis, that typically affects critically ill preterm neonates during the first week of life. A diffuse hardening of skin and subcutaneous adipose tissue, associated with minimal inflammation without fat necrosis, that typically affects critically ill preterm neonates during the first week of life. C98996 Neonatal Disorder C118466 Perinatal Terminology C35018 Septic Shock Septic Shock A state of acute circulatory failure characterized by persistent arterial hypotension despite adequate fluid resuscitation or by tissue hypoperfusion unexplained by other causes. A state of acute circulatory failure characterized by persistent arterial hypotension despite adequate fluid resuscitation or by tissue hypoperfusion unexplained by other causes. C35016 Shock C118466 Perinatal Terminology C35208 Varicose Vein of Lower Extremities Varicose Vein of Lower Extremities An abnormally dilated superficial vein in the legs. An abnormally dilated superficial vein in the legs. C35117 Vascular Disorder C118466 Perinatal Terminology C35549 Hypoxic Ischemic Encephalopathy Hypoxic Ischemic Encephalopathy HIE Ischemic brain damage in which the entire brain is deprived of oxygen. It may be fatal or lead to long term disabilities including developmental delays, intellectual disability, and seizures. Injury to the central nervous system that occurs when there is insufficient delivery of oxygen to all or part of the brain. C26920 Encephalopathy C118466 Perinatal Terminology C4293 Partial Hydatidiform Mole Partial Hydatidiform Mole Incomplete Hydatidiform Mole A gestational trophoblastic disorder characterized by the presence of an abnormal fetus and two populations of chorionic villi: one population which is unremarkable and a second one which shows hydropic changes. A placental disorder characterized by the presence of two populations of chorionic villi: one population which is of unremarkable development and a second one which shows hydropic changes. C3110 Hydatidiform Mole C118466 Perinatal Terminology C4351 Choroid Plexus Cyst Choroid Plexus Cyst Choroid Plexus Pseudocyst Solitary or multiple cysts within the fetal choroid plexus that frequently spontaneously resolve antenatally and do not usually have postnatal sequelae. Solitary or multiple cysts within the fetal choroid plexus that frequently spontaneously resolve antenatally and do not usually have postnatal sequelae. C4657 Central Nervous System Cyst C118466 Perinatal Terminology C4371 Gestational Hypertension Gestational Hypertension Pregnancy Associated Hypertension || Pregnancy-Induced Hypertension A blood pressure elevation after 20 weeks of gestation in the absence of either proteinuria or systemic findings like thrombocytopenia, impaired liver function, progressive renal insufficiency, pulmonary edema or the new-onset of cerebral or visual disturbances. A blood pressure elevation after 20 weeks of gestation in the absence of either proteinuria or systemic findings like thrombocytopenia, impaired liver function, progressive renal insufficiency, pulmonary edema or the new-onset of cerebral or visual disturbances. C34941 Pregnancy Complication C3117 Hypertension C118466 Perinatal Terminology C46088 Cesarean Section Cesarean Birth Abdominal Delivery || C-Section || Caesarean Section || Cesarean Delivery || Cesarean Section Surgical delivery of one or more intrauterine fetuses though an abdominal incision. Surgical delivery of one or more intrauterine fetuses though an abdominal incision. C81179 Delivery Procedure C90491 Pregnancy Outcome C118466 Perinatal Terminology C4868 Placental Hemangioma Chorangioma Chorangioma Placentae || Chorangioma of the Placenta || Chorioangioma || Placental Hemangioma A hemangioma arising from the fetal blood vessels in the placental villi. A hemangioma arising from the fetal blood vessels in the placental villi. C3085 Hemangioma C118466 Perinatal Terminology C4871 Complete Hydatidiform Mole Complete Hydatidiform Mole Classical Hydatidiform Mole A gestational trophoblastic disorder in which there is no embryo or normal placental tissue and the chorionic villi are hydropic. A placental disorder where the majority of the chorionic villi are hydropic. C3110 Hydatidiform Mole C118466 Perinatal Terminology C49151 Stillbirth Stillbirth A fetus of at least 20 weeks gestation, or of a birth weight of at least 350 grams if the gestational age is unknown, that is born without signs of life at the time of delivery, and with an Apgar score of zero at both one and five minutes. A fetus of at least 20 weeks gestation, or of a birth weight of 350 grams or greater when the gestational age is not known, with no signs of life at the time of delivery, with Apgar scores of 0 at 1 and 5 minutes. C100104 Sign or Symptom C118466 Perinatal Terminology C49343 Deep Vein Thrombosis Deep Venous Thrombosis Deep Vein Thrombosis A blood clot in a deep vein, predominantly in the lower extremity, but may include the pelvis or upper extremity. Formation of a blood clot within a deep vein. C99107 Venous Thrombosis C118466 Perinatal Terminology C49642 Preterm Infant Preterm Infant An age group comprised of infants less than 37 weeks, 0 days gestational age. A newborn infant less than 37 weeks, 0 days gestational age. C16731 Newborn C118466 Perinatal Terminology C50484 Cephalohematoma Cephalohematoma Cephalhematoma A subperiosteal hemorrhage limited to the surface of one cranial bone, a usually benign condition seen in the newborn as a result of bone trauma. A subperiosteal hemorrhage limited to the surface of one cranial bone. It is seen in the newborn and often related to the birthing process. C81236 Birth Complication C92719 Fetal Disorder C118466 Perinatal Terminology C50500 Complete Abortion Complete Abortion Expulsion of all the products of conception following spontaneous, medical or operative pregnancy termination. Expulsion of all the products of conception following spontaneous, medical or operative pregnancy termination. C35221 Abortion C118466 Perinatal Terminology C50563 Fetal Distress Nonreassuring Fetal Status Fetal Distress || Fetal Intolerance of Labor Signs or symptoms which may be indicative of distress to a fetus, which may include repetitive variable decelerations, fetal tachycardia or bradycardia, late decelerations, or low biophysical profile. Signs or symptoms which may be indicative of distress to a fetus, which may include repetitive variable decelerations, fetal tachycardia or bradycardia, late decelerations, or low biophysical profile. C81236 Birth Complication C92711 Fetal Finding C118466 Perinatal Terminology C50607 Incompetent Cervix Cervical Insufficiency Cervical Incompetence A clinical diagnosis presenting with painless cervical dilatation and spontaneous mid-trimester birth in recurrent pregnancies in the absence of spontaneous membrane rupture, bleeding or clinical chorioamnionitis. A clinical diagnosis presenting with painless cervical dilatation and spontaneous mid-trimester birth in recurrent pregnancies in the absence of spontaneous membrane rupture, bleeding or clinical chorioamnionitis. C34941 Pregnancy Complication C118466 Perinatal Terminology C50608 Incomplete Abortion Incomplete Abortion The uterus is not entirely emptied of products of conception following spontaneous, medical or operative pregnancy termination. The uterus is not entirely emptied of products of conception following spontaneous, medical or operative pregnancy termination. C35221 Abortion C118466 Perinatal Terminology C50620 Intrauterine Fetal Death Fetal Death Fetal Demise Death of a fetus after 10 weeks gestation. Death of a fetus after 10 weeks gestation. C90491 Pregnancy Outcome C118466 Perinatal Terminology C50652 Missed Abortion Missed Abortion Retention in uterus of an abortus. Retention in uterus of an abortus. C35221 Abortion C118466 Perinatal Terminology C50666 Neonatal Deformity Congenital Deformation A congenital anatomic abnormality manifested during the neonatal period. An abnormal form, shape, or positioning of a part of the body in response to unusual physical forces on normal tissues during gestation. C2849 Congenital Malformation C98996 Neonatal Disorder C118466 Perinatal Terminology C50685 Pallor Pallor An unusual or extreme paleness, state of decreased skin or mucosal coloration. A condition characterized by an abnormal loss of color to the skin or mucous membranes due to reduced delivery of saturated hemoglobin. C100104 Sign or Symptom C118466 Perinatal Terminology C50917 Premature Labor Preterm Labor Premature Labor Regular uterine activity with associated cervical change prior to 37 weeks gestation. Regular uterine activity with associated cervical change prior to 37 weeks gestation. C34941 Pregnancy Complication C118466 Perinatal Terminology C52009 Amniocentesis Amniocentesis A prenatal diagnostic procedure in which a small sample of amniotic fluid is removed from the uterus by a needle inserted into the abdomen. This procedure is used to detect various genetic abnormalities in the fetus and/or the sex of the fetus. A prenatal diagnostic procedure in which a small sample of amniotic fluid is removed from the uterus by a needle inserted into the abdomen. C89340 Obstetric Procedure C118466 Perinatal Terminology C53662 Mastitis Mastitis Inflammation of breast tissue during lactation or postpartum due to an obstructed duct or infection. Inflammation of breast tissue during lactation or postpartum due to an obstructed duct or infection. C116323 Postpartum Complication C118466 Perinatal Terminology C6985 Invasive Hydatidiform Mole Invasive Hydatidiform Mole A complete hydatidiform mole or very rarely a partial mole that invades the myometrium. A complete hydatidiform mole or very rarely a partial mole that invades the myometrium. C3110 Hydatidiform Mole C118466 Perinatal Terminology C73435 Gravida Gravida A woman who currently is pregnant or has been in the past, irrespective of the pregnancy outcome. A woman who currently is pregnant or has been in the past, irrespective of the pregnancy outcome. C25447 Characteristic C118466 Perinatal Terminology C73437 Apgar Score Apgar Score The numerical sum between zero and ten that is computed from individual values of zero to two that are assigned to five different areas of interest in newborn screenings. These areas are breathing, muscle tone, pulse rate, reflex irritability and skin color. The numerical sum between zero and ten that is computed from individual values of zero to two that are assigned to five different areas of interest in newborn screenings. These areas are breathing, muscle tone, pulse rate, reflex irritability and skin color. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C73501 Perinatal Brain Injury Perinatal Brain Injury Injury to the brain of a newborn infant occurring around the time of birth. Injury to the brain of a newborn infant occurring around the time of birth. C3671 Injury C118466 Perinatal Terminology C76325 Birth Weight Birth Weight The first weight of a newborn obtained after birth. A measured weight of a newborn obtained immediately or shortly after birth. C81328 Body Weight C118466 Perinatal Terminology C78610 Skin Hypopigmentation Hypopigmentation Pigment Dilution Abnormal lightening of skin due to decreased melanin production or deposition. Vitiligo, albinism, and leukoderma are among the disorders that are associated with skin hypopigmentation. A condition characterized by an abnormal loss of color to the skin due to the depletion of melanocytes or melanin. C36281 Integumentary System Finding C118466 Perinatal Terminology C78634 Superficial Thrombophlebitis Superficial Thrombophlebitis Thrombosis and inflammation of a superficial vein of the extremities. Symptoms include red discoloration and warmth of the skin and pain along the affected vein. Thrombosis and inflammation of a superficial vein of the extremities. C3410 Thrombophlebitis C118466 Perinatal Terminology C80082 Neonatal Death Neonatal Death Death of a live newborn during the first 28 days of life. Death of a live-born infant during the first 28 days after birth. C90491 Pregnancy Outcome C28554 Death C118466 Perinatal Terminology C81178 Newborn Screening Newborn Screening A specific type of newborn examination performed to allow for early detection of disease(s) and/or disorder(s). A specific type of newborn examination performed to allow for early detection of disease(s) and/or disorder(s). C84749 Newborn Examination C118466 Perinatal Terminology C81181 Infant Reflex Infant Reflex Primitive reflex actions that newborns display in response to specific stimuli. These reflexes are involuntary and most disappear as the infant matures. Involuntary primitive reflex actions occurring in newborn infants in response to specific stimuli that disappear as the infant matures. C78342 Reflex C118807 Newborn or Infant Finding C118466 Perinatal Terminology C81238 Brazelton Neonatal Behavioral Assessment Scale Brazelton Neonatal Behavorial Assessment Scale Brazelton Neonatal Behavioral Assessment Scale An assessment tool created by Dr. T. Berry Brazelton and his colleagues to assist caregivers in determining developmental strengths and weaknesses in infants from birth to the age of two months. A specific type of newborn behavioral examination performed in infants from birth to the age of two months. C81314 Newborn Behavorial Examination C118466 Perinatal Terminology C81242 Crown to Rump Length Measurement Crown to Rump Length Measurement CRL A measurement from the high prominence of the head to the low prominence of the buttocks of a fetus or embryo during ultrasound. This measurement is useful in determining gestational age. A measurement from the high prominence of the head to the low prominence of the buttocks of a fetus or embryo during ultrasound. C81253 Gestational Age C118466 Perinatal Terminology C81247 Expected Date of Confinement Estimated Due Date EDC || EDD || Estimated Date of Confinement || Estimated Date of Delivery || Expected Date of Confinement The best estimated due date is determined by: last menstrual period (LMP) if confirmed by early ultrasound or no ultrasound performed, or early ultrasound if no known LMP or the ultrasound is not consistent with LMP, or known date of fertilization (e.g. Assisted Reproductive Technology (ART), Intrauterine Insemination (IUI)). Notes: 1. Ultrasound margin of error and "early" to be defined by SMFM/ACOG/NICHD workshop. 2. Pregnancy should not be re-dated by a later ultrasound after a best obstetrical estimate of EDD has been established. (adapted from reVITALize) The best estimated due date is determined by: last menstrual period (LMP) if confirmed by early ultrasound or no ultrasound performed, or early ultrasound if no known LMP or the ultrasound is not consistent with LMP, or known date of fertilization (e.g. Assisted Reproductive Technology (ART), Intrauterine Insemination (IUI)). C25164 Date C118466 Perinatal Terminology C81248 Forceps Delivery Forceps Assisted Vaginal Delivery Forceps Assistance || Forceps Delivery || Forceps Operative Vaginal Delivery Application of forceps to the fetal head to facilitate vaginal birth. Application of forceps to the fetal head to facilitate vaginal birth. C81301 Vaginal Assisted Delivery C118466 Perinatal Terminology C81253 Gestational Weeks Assessment Gestational Age Gestational Weeks Assessment Gestational age (written with both weeks and days, e.g. 39 weeks and 0 days) is calculated using the best obstetrical estimated due date (EDD) based on the following formula: Gestational Age = (280 - (EDD - Reference Date))/ 7. Note: Reference Date is the date on which you are trying to determine gestational age. (reVITALize) Gestational age (written with both weeks and days, e.g. 39 weeks and 0 days) is calculated using the best obstetrical estimated due date (EDD) based on the following formula: Gestational Age = (280 - (EDD - Reference Date))/ 7. Note: Reference Date is the date on which you are trying to determine gestational age. [verbatim from reVITALize] C89335 Life Stage C90341 Pediatric Intervention or Procedure C118466 Perinatal Terminology C81254 Grasp Reflex Grasp Reflex Palmar Grasp Reflex An involuntary, primal response in the neonate to grasp the fingers when their palm is touched. This reflex is present until six months of age. An involuntary response in the neonate to grasp the fingers when the palm is touched, that disappears by 4-6 months of age. C81181 Infant Reflex C118466 Perinatal Terminology C81255 Head Circumference Head Circumference A circumferential measurement of the head at the widest point, which is traditionally above the eyebrows. The widest measurement of the head, when it is measured at its occipitofrontal circumference. C25334 Length C118466 Perinatal Terminology C81267 Feeding Method Feeding Method A description of the technique for the manner in which a subject is administered food. The technique for delivery of enteral nutrition. C3367 Finding C118466 Perinatal Terminology C81271 Multiple Birth Plurality Multiple Birth Multiple fetuses birthed live or dead in a single pregnancy regardless of gestational age, and regardless of whether the fetuses were birthed on different dates. Multiple fetuses birthed live or dead in a single pregnancy regardless of gestational age, and regardless of whether the fetuses were birthed on different dates. C90491 Pregnancy Outcome C25742 Pregnancy C118466 Perinatal Terminology C81282 Dubowitz Score Dubowitz Score Ballard Score || Ballard/Dubowitz Score The numerical value that represents a clinical assessment of neurological and physical criteria, performed between birth and five days of age, to determine an infant's gestational age and maturity. The numerical value that represents a clinical assessment of neurological and physical criteria, performed between birth and five days of age, to estimate an infant's gestational age and maturity. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C81283 Red Reflex Test Red Reflex Vision Test Red Reflex Test An optic examination in which an ophthalmoscope or retinoscope is placed approximately 30cm from the eye to visualize whether a reddish hue is reflected from the retina. An optic examination in which an ophthalmoscope or retinoscope is placed in front of the eye to determine whether a circular reddish hue is visible. C84749 Newborn Examination C118466 Perinatal Terminology C81290 Shoulder Dystocia Shoulder Dystocia A birth complication caused by impaction of the anterior shoulder against the maternal symphysis pubis that requires additional maneuvers to relieve impaction of the fetal shoulder and allow for delivery. A birth complication caused by impaction of the anterior shoulder against the maternal symphysis pubis that requires additional maneuvers to relieve impaction of the fetal shoulder and allow for delivery. C81236 Birth Complication C118466 Perinatal Terminology C81298 Total Body Length Total Body Length The total linear extent of the body. The total linear extent of the body measured from the crown of the head to the heel in the recumbent position. C25334 Length C118466 Perinatal Terminology C81300 Vacuum Assisted Vaginal Delivery Vacuum Assisted Vaginal Delivery Vacuum Assistance || Vacuum Operative Vaginal Delivery Application of a vacuum device to the fetal head to facilitate vaginal birth. Application of a vacuum device to the fetal head to facilitate vaginal birth. C81301 Vaginal Assisted Delivery C118466 Perinatal Terminology C81301 Vaginal Assisted Delivery Vaginal Assisted Delivery Assisted Vaginal Delivery Birth of the fetus through the vagina with the application of vacuum or forceps or any other instrument. Birth of the fetus through the vagina with the application of vacuum or forceps or any other instrument. C81303 Vaginal Delivery C118466 Perinatal Terminology C81302 Vaginal Birth after Cesarean Delivery Vaginal Birth after Cesarean Delivery VBAC || Vaginal Birth after Caesarean || Vaginal Birth after Cesarean A vaginal birth in a woman with one or more previous cesarean births. (reVITALize) A vaginal birth in a woman with one or more previous cesarean births. [verbatim from reVITALize] C81303 Vaginal Delivery C118466 Perinatal Terminology C81303 Vaginal Delivery Vaginal Delivery Birth of the fetus through the vagina. Birth of the fetus through the vagina. C81179 Delivery Procedure C118466 Perinatal Terminology C81305 Bottle Feeding Bottle Feeding Provision of liquid nutrition via a closed container system with a rubber like mouthpiece resembling a nipple. Delivery of enteral nutrition by a bottle. C81267 Feeding Method C118466 Perinatal Terminology C81306 Breathing Effort Score Breathing Effort Score A component of the Apgar score, it is the numerical value assigned to the assessment of breathing effort by a neonate. 0 = no spontaneous respirations; 1 = slow or irregular respirations or a weak cry; 2 = strong, consistent respirations with a robust cry. A component of the Apgar score, it is the numerical value assigned to the assessment of the newborn's breathing effort. 0 = no spontaneous respirations; 1 = slow or irregular respirations or a weak cry; 2 = strong, consistent respirations with a robust cry. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C81309 Heart Rate Score Heart Rate Score A component of the Apgar score, it is the numerical value assigned to an assessment of the circulatory status of a neonate. 0 = no pulse; 1 = rate less than 100 beats per minute; 2 = rate greater than 100 beats per minute. A component of the Apgar score, it is the numerical value assigned to an assessment of the circulatory status of a neonate. 0 = no pulse; 1 = rate less than 100 beats per minute; 2 = rate greater than 100 beats per minute. C35552 Cardiovascular System Finding C118466 Perinatal Terminology C81311 Moro Reflex Moro Reflex An involuntary, primal response in the neonate to loud noise or the feeling of falling. The response is characterized by the infant's arms symmetrically spreading out to the side and then back to the midline, and involuntarily flexing the fingers and toes. An involuntary response in the neonate to the feeling of falling or a loud noise characterized by the infant's arms symmetrically spreading out to the side and then back to the midline, and flexion of the fingers and toes, that disappears by 4-6 months of age. C81181 Infant Reflex C118466 Perinatal Terminology C81312 Muscle Tone Score Muscle Tone Score A component of the Apgar score, it is the numerical value assigned to an assessment of the residual muscle tension of a neonate. 0 = flaccid; 1 = flexion of extremities; 2 = active motion. A component of the Apgar score, it is the numerical value assigned to an assessment of the residual muscle tension of a neonate. 0 = flaccid; 1 = flexion of extremities; 2 = active motion. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C81314 Newborn Behavioral Examination Newborn Behavorial Examination Newborn Behavioral Examination The assessment of behavior in neonates. A neurodevelopmental assessment of the strengths, adaptive responses, and possible vulnerabilities in neonates. C84749 Newborn Examination C118466 Perinatal Terminology C81319 Reflex Irritability Score Reflex Irritability Score A component of the Apgar score, it is the numerical value assigned to the neonate's response to stimuli, such as a mild pinch. 0 = no reaction; 1 = grimace; 2 = grimace with a cough, sneeze, or vigorous cry. A component of the Apgar score, it is the numerical value assigned to the neonate's response to tactile stimuli. 0 = no reaction; 1 = grimace; 2 = grimace with a cough, sneeze, or vigorous cry. C118807 Newborn or Infant Finding C118466 Perinatal Terminology C81320 Rooting Reflex Rooting Reflex An involuntary, primal response in the neonate to search for the nipple when the cheek is touched. An involuntary response in the neonate to search for the nipple when the cheek is touched, that disappears by 3-4 months of age. C81181 Infant Reflex C118466 Perinatal Terminology C81321 Skin Color Score Skin Color Score A component of the Apgar score, it is the numerical value assigned to an assessment of the color of the skin of a neonate. 0 = pale blue; 1 = pink body and pale blue extremities; 2 = pink body and extremities. A component of the Apgar score, it is the numerical value assigned to an assessment of the color of the skin of a neonate. 0 = blue; 1 = pink body and blue extremities; 2 = pink body and extremities. C36281 Integumentary System Finding C118466 Perinatal Terminology C81323 Sucking Reflex Sucking Reflex Suck Swallow Reflex An involuntary, primal response in the neonate when a nipple is placed on an infant's lips. An involuntary response in the neonate when a nipple is placed on an infant's lips to rhythmically suck, that disappears by 2-5 months of age. C81181 Infant Reflex C118466 Perinatal Terminology C81324 Tonic Neck Reflex Tonic Neck Reflex ATNR || Asymmetrical Tonic Neck Reflex An involuntary, primal response in the neonate in which the arm extends to follow the infant's gaze, while the opposing arm and leg flex inward. An involuntary response in the neonate in which the arm extends to follow the infant's gaze, while the opposing arm and leg flex inward, that disappears by 4-6 months of age. C81181 Infant Reflex C118466 Perinatal Terminology C84446 Neonatal Hepatitis Neonatal Hepatitis Hepatitis developing during the neonatal period. A broad category of conditions causing inflammation of the liver, usually presenting during the first month of life. C2990 Gastrointestinal Disorder C98996 Neonatal Disorder C118466 Perinatal Terminology C84552 Amniotic Band Syndrome Amniotic Band Syndrome Deformity due to Amniotic Band A rare congenital disorder which is caused by entrapment of anatomic parts of the fetus in fibrous amniotic bands during pregnancy. It may result in the formation of constriction rings around the digits and upper and lower extremities, swelling of the extremities and congenital amputations. A congenital disorder which is caused by entrapment of anatomic parts of the fetus in fibrous amniotic bands during pregnancy. C2849 Congenital Malformation C118466 Perinatal Terminology C84713 Fetal Alcohol Syndrome Fetal Alcohol Syndrome A teratogenic disorder observed in a newborn or child of a mother who consumed alcohol during pregnancy. Manifestations of the syndrome include low birth weight, atypical facies, microcephaly, failure to thrive, developmental defects, organ dysfunction, mental deficiencies, poor motor coordination and behavioral problems. A teratogenic disorder observed in a newborn or child of a mother who consumed alcohol during pregnancy. Manifestations of the syndrome include low birth weight, atypical facies, microcephaly, failure to thrive, developmental defects, organ dysfunction, mental deficiencies, poor motor coordination and behavioral problems. C92780 Fetal Alcohol Spectrum Disorder C118466 Perinatal Terminology C84749 Newborn Examination Newborn Examination A general assessment of the overall health of a newborn. A general assessment of the overall health of a newborn. C90341 Pediatric Intervention or Procedure C118466 Perinatal Terminology C84750 HELLP Syndrome HELLP Syndrome Hemolysis-Elevated Liver Enzymes-Low Platelet Count Syndrome Severe preeclampsia associated with any of the following findings: thrombocytopenia (platelets less than 100,000 per microliter), impaired liver function (twice normal elevation of hepatic transaminases; severe, persistent right upper quadrant or epigastric pain), progressive renal insufficiency (serum creatinine greater than 1.1 mg/dL or doubling of baseline in the absence of other renal disease), pulmonary edema, or new-onset cerebral or visual disturbances. Severe preeclampsia associated with any of the following findings: thrombocytopenia (platelets less than 100,000 per microliter), impaired liver function (twice normal elevation of hepatic transaminases; severe, persistent right upper quadrant or epigastric pain), progressive renal insufficiency (serum creatinine greater than 1.1 mg/dL or doubling of baseline in the absence of other renal disease), pulmonary edema, or new-onset cerebral or visual disturbances. C85021 Preeclampsia C118466 Perinatal Terminology C84767 Hydrops Fetalis Hydrops Fetalis A condition characterized by fluid accumulation in two or more anatomic compartments in the fetus. A condition characterized by fluid accumulation in two or more anatomic compartments in the fetus. C92719 Fetal Disorder C118466 Perinatal Terminology C84799 Kernicterus Kernicterus Bilirubin Encephalopathy A rare neurologic disorder occurring in infants with jaundice. It results from brain damage by existing high levels of unconjugated-indirect bilirubin. A condition characterized by sensorineural hearing impairment, choreoathetoid movements, paralysis of upward gaze and hypoplasia of dental enamel due bilirubin deposition in the grey matter of the central nervous system as a consequence of increased levels of unconjugated bilirubin in the serum. C26920 Encephalopathy C118466 Perinatal Terminology C84915 Necrotizing Enterocolitis Necrotizing Enterocolitis NEC || Necrotizing Enterocolitis in Fetus or Newborn A fulminating disease of neonates in which there is extensive mucosal ulceration, pseudomembrane formation, submucosal hemorrhage, and necrosis usually of the right colon, cecum, terminal ileum, and appendix, possibly due to perinatal intestinal ischemia and bacterial invasion. Progression can lead to necrosis, perforation and/or scarring of the intestinal tract. A disease of neonates in which there is extensive mucosal ulceration, pseudomembrane formation, submucosal hemorrhage, and necrosis. C98996 Neonatal Disorder C118466 Perinatal Terminology C85003 Pemphigoid Gestationis Pemphigoid Gestationis Gestational Pemphigoid || Herpes Gestationis An autoimmune bullous dermatitis that develops during pregnancy, most often during the second and third trimesters. An autoimmune bullous dermatitis that develops during pregnancy, most often during the second and third trimesters. C35169 Pregnancy Disorder C118466 Perinatal Terminology C85006 Persistent Fetal Circulation Persistent Pulmonary Hypertension of the Newborn PPHN || Persistent Fetal Circulation A cardiopulmonary disorder characterized by systemic arterial hypoxemia secondary to pulmonary hypertension and extrapulmonary right to left shunting across the foramen ovale and ductus arteriosus. A cardiopulmonary disorder characterized by systemic arterial hypoxemia secondary to pulmonary hypertension and extrapulmonary right to left shunting across the foramen ovale and ductus arteriosus. C35729 Congenital Cardiovascular Abnormality C98996 Neonatal Disorder C118466 Perinatal Terminology C85021 Preeclampsia Preeclampsia A systolic blood pressure of 140 mmHg or higher, or a diastolic blood pressure of 90 mmHg or higher on two occasions at least 4 hours apart (or greater than or equal to 160/110 mmHg within a short interval) after 20 weeks of gestation in a woman with previously normal blood pressure. It may present with proteinuria but if not, it may be associated with thrombocytopenia, impaired liver function, progressive renal insufficiency, pulmonary edema, or new-onset cerebral or visual disturbances. A systolic blood pressure of 140 mmHg or higher, or a diastolic blood pressure of 90 mmHg or higher on two occasions at least 4 hours apart (or greater than or equal to 160/110 mmHg within a short interval) after 20 weeks of gestation in a woman with previously normal blood pressure. It may present with proteinuria but if not, it may be associated with thrombocytopenia, impaired liver function, progressive renal insufficiency, pulmonary edema, or new-onset cerebral or visual disturbances. C4371 Gestational Hypertension C118466 Perinatal Terminology C85038 Infant Failure to Thrive Infant Failure to Thrive Failure to Thrive || Failure to Thrive in Infant A clinical finding indicating less than normal growth in infancy. Failing to gain weight as expected demonstrated by not following a normative growth curve, or significant decrease in weight percentile over time. C89330 Developmental Disorder C118466 Perinatal Terminology C85173 Sudden Infant Death Syndrome Sudden Infant Death Syndrome SIDS Unexpected death in infancy which remains unexplained following autopsy, review of the medical history, and investigation of the death circumstances and death scene. The unexpected death of an infant less than 1 year of age that cannot be explained after a thorough investigation is conducted, including a complete autopsy, examination of the death scene, and review of the clinical history. C28554 Death C118466 Perinatal Terminology C87067 Caput Succedaneum Caput Succedaneum A diffuse swelling of the scalp in a newborn, usually caused by the trauma of the scalp pushing through a narrowed cervix during birth. The swelling may extend across the midline of the scalp and may exhibit discoloration or bruising. A diffuse swelling of the scalp in a newborn, usually caused by the trauma of the scalp pushing through a narrowed cervix during birth. The swelling may extend across the midline of the scalp and may exhibit discoloration or bruising. C81236 Birth Complication C118466 Perinatal Terminology C87068 Male Circumcision Male Circumcision Circumcision Surgical removal of the penile foreskin. Surgical removal of the penile foreskin. C15329 Surgical Procedure C118466 Perinatal Terminology C87070 Hypotonia Hypotonia Poor Muscle Tone A condition of decreased tone of the skeletal muscles and diminished resistance to passive stretching. Abnormally low muscle tone. C100104 Sign or Symptom C118466 Perinatal Terminology C87073 Excessive Sucking Excessive Sucking A symptom of gastrointestinal dysfunction seen in neonates who have been exposed to drugs during pregnancy; often accompanied by excessive sucking of fists, fingers and thumbs. A symptom seen in neonates who have been exposed to drugs during pregnancy; often accompanied by excessive sucking of fists, fingers and thumbs. C100104 Sign or Symptom C118466 Perinatal Terminology C87077 Congenital Ankyloblepharon Fused Eyelid Congenital Ankyloblepharon A congenital abnormality in which the margins of the upper and lower eyelids are fused together by bands of tissue. A finding in extremely premature newborns in which the normal epithelial adhesions connecting the upper and lower eyelids have not yet degraded. C99208 Eye Finding C118466 Perinatal Terminology C87084 Hyperemesis Gravidarum Hyperemesis Gravidarum Severe, intractable vomiting during pregnancy (usually the first trimester) accompanied by dehydration, weight loss, and electrolyte imbalances. Severe, intractable vomiting during early pregnancy accompanied by hypovolemia, weight loss, and electrolyte imbalances. C34941 Pregnancy Complication C118466 Perinatal Terminology C87085 Hypertonia Hypertonia Increased Muscle Tone A condition of increased muscle tone manifested by increased resistance of the muscle to passive stretching. Abnormally high muscle tone. C100104 Sign or Symptom C118466 Perinatal Terminology C87092 Large for Gestational Age Large for Gestational Age Large for Dates Baby A fetus or infant who is larger than expected for the age or gender, or who has a birth weight greater than the 90th percentile. An estimated fetal or neonatal weight exceeding 90% of expected weight for gestational age. C92711 Fetal Finding C118466 Perinatal Terminology C87093 Meconium Aspiration Syndrome Meconium Aspiration Syndrome A serious condition in which a newborn breathes a mixture of meconium (the first intestinal discharge) and amniotic fluid into the lungs around the time of delivery. Meconium aspiration syndrome occurs in 5-10 percent of births and typically occurs when the infant is stressed, as when the infant is past its due date. Aspiration of meconium around the time of delivery resulting in severe respiratory distress. C97173 Congenital Respiratory System Disorder C118466 Perinatal Terminology C87095 Mottling Mottling Skin Mottling Irregularly shaped, patchy discolorations in the skin. Irregularly shaped and discolored patches on the skin. C36281 Integumentary System Finding C100104 Sign or Symptom C118466 Perinatal Terminology C87097 Multiple Gestation Multiple Gestation A pregnancy involving twins or higher-order multiple fetuses (e.g., triplets, quadruplets). A pregnancy involving twins or higher-order multiple fetuses (e.g., triplets, quadruplets). C92720 Pregnancy Finding C118466 Perinatal Terminology C87101 Neonatal Abstinence Syndrome Neonatal Abstinence Syndrome NAS A constellation of neurobehavioral features observed in a neonate following antenatal exposure to drugs including opioids, benzodiazepines, and selective serotonin reuptake inhibitors. A constellation of neurobehavioral features observed in a neonate following antenatal exposure to drugs including opioids, benzodiazepines, and selective serotonin reuptake inhibitors. C101321 Neonatal Drug Withdrawal C118466 Perinatal Terminology C87111 Poor Feeding Poor Feeding Occurs either when an infant shows no interest in feeding or when there is an inability to take in adequate nutrition. Poor feeding is a nonspecific symptom of many disorders, including neurological, genetic, structural, metabolic, and infectious diseases. A non-specific symptom characterized by inadequate oral nutritional intake that may be associated with several different disorders. C100104 Sign or Symptom C118466 Perinatal Terminology C87113 Premature Rupture of Membrane Premature Rupture of Membranes PROM || Prelabor Rupture of Membranes || Term Premature Rupture of Membranes Spontaneous rupture of fetal membranes that occurs before the onset of labor. If rupture occurs before 37 weeks of gestation then the correct diagnosis is preterm premature rupture of membranes. Spontaneous rupture of fetal membranes that occurs before the onset of labor. If rupture occurs before 37 weeks of gestation then the correct diagnosis is preterm premature rupture of membranes. C34941 Pregnancy Complication C118466 Perinatal Terminology C87115 Rhesus Hemolytic Disease of the Newborn Rhesus Hemolytic Disease of the Newborn A disorder caused when there is a Rh-factor blood-type incompatibility between the mother and fetus, and the mother's immune system forms antibodies that attack the red blood cells of her unborn child. This disorder can only occur if the mother is Rh-negative and the fetus is Rh-positive. A condition of the newborn characterized by the destruction of red blood cells initiated by the transmission of antibodies from a mother to the child via the placenta against Rhesus blood group system antigens, which include C, c, D, E, and e. C92719 Fetal Disorder C101304 Hemolytic Disease of the Newborn C118466 Perinatal Terminology C87118 Sacral Dimple Sacral Sinus Sacral Dimple || Sacral Pit A small hollow area or sinus present at birth and located just above the crease of the buttocks. In most cases, pilonidal dimples are benign and may just be accompanied by increased hair growth in the area. A blind-ending, epithelial-lined tract that is located 5-25 mm from the anal verge. C100104 Sign or Symptom C118466 Perinatal Terminology C87127 Vasa Previa Vasa Previa Umbilical blood vessels that have inserted into the amniotic membrane (membranous insertion) that in turn are above or adjacent to the cervical os and are at risk of rupture. Umbilical blood vessels that have inserted into the amniotic membrane (membranous insertion) that in turn are above or adjacent to the cervical os and are at risk of rupture. C81236 Birth Complication C118466 Perinatal Terminology C87167 Eclampsia Eclampsia A potentially life-threatening pregnancy-related disorder characterized by tonic-clonic seizures in association with hypertension after the twentieth week of gestation and up to six weeks postpartum and in the absence of other potential causes of seizures. A potentially life-threatening pregnancy-related disorder characterized by tonic-clonic seizures in association with hypertension after the twentieth week of gestation and up to six weeks postpartum and in the absence of other potential causes of seizures. C35169 Pregnancy Disorder C118466 Perinatal Terminology C87168 Group B Streptococcal Infection Group B Streptococcal Infection Streptococcus agalactiae Infection Group B Streptococcus, also known as Streptococcus agalactiae, colonizes the vaginal and gastrointestinal tracts of up to 45% of healthy women and may infect neonates in utero or during delivery, causing neonatal sepsis in 1-2% of colonized neonates. GBS infection may also occur in nonpregnant (particularly elderly) adults with underlying medical conditions, presenting as urinary tract infection, pneumonia, or soft-tissue infection. Infection of an infant from birth to three months caused by Group B Streptococcus (Streptococcus agalactiae) from a colonized mother. Invasive infections may include sepsis, meningitis, and pneumonia. C2890 Bacterial Infection C118466 Perinatal Terminology C87169 High Pitched Cry High Pitched Cry An abnormally shrill or screeching vocalization made by infants that could possibly indicate the presence of one of an array of medical conditions or congenital syndromes. An abnormally shrill or screeching vocalization made by infants that could possibly indicate the presence of one of an array of medical conditions or congenital syndromes. C100104 Sign or Symptom C118466 Perinatal Terminology C89333 Term Infant Term Infant Full Term Neonate An age group comprised of infants greater than or equal to 37 weeks, 0 days and less than or equal to 41 weeks, 6 days gestational age. A newborn infant greater than or equal to 37 weeks, 0 days and less than or equal to 41 weeks, 6 days gestational age. C16731 Newborn C118466 Perinatal Terminology C89343 Finnegan Score Measurement Finnegan Score Measurement A tool to evaluate neonatal abstinence syndrome (NAS), that measures the degree to which a neonate is experiencing symptoms of withdrawal due to maternal substance abuse. A specific type of neonatal abstinence syndrome assessment used for the purposes of diagnosis and guidance of therapy. C89515 Neonatal Abstinence Syndrome Assessment C118466 Perinatal Terminology C89512 Barlow's Maneuver Barlow's Maneuver Useful in assessing for developmental dysplasia of the hip, this test is performed when the thigh is pushed posteriorly and the hip is adducted. Should the hip become dislocated by this movement, the result is considered positive. A physical examination performed on infants to screen for developmental dysplasia of the hip that attempts to displace the femoral head posteriolaterally from within the acetabulum. C84749 Newborn Examination C118466 Perinatal Terminology C89513 Heel to Ear Measurement Heel to Ear Measurement Useful in assessing neonatal neuromuscular development, this is obtained when the infant is placed in a supine position and the infant's feet are grasped pulled toward the ipsilateral ears. The examiner measures the angle made by the arc from the table to the infant's heels; increased angle for age suggests hypotonia, and decreased angle for age suggests hypertonia. A test of neuromuscular maturity, which measures knee extensibility and resistance to extensor stretching, used during the clinical assessment of gestational age and muscle tone during the first five days of life. C84749 Newborn Examination C118466 Perinatal Terminology C89515 Neonatal Abstinence Syndrome Assessment Neonatal Abstinence Syndrome Assessment The measurement of the degree to which a neonate is experiencing symptoms of withdrawal due to maternal substance abuse; the score can be used to determine subsequent treatment of the infant. An assessment to measure the constellation of features observed in a neonate following antenatal exposure to drugs including opioids, benzodiazepines, and selective serotonin reuptake inhibitors. C84749 Newborn Examination C118466 Perinatal Terminology C89516 Neuromuscular Maturity Assessment Neuromuscular Maturity Assessment A neuromuscular examination of a newborn's developmental characteristics. A neuromuscular examination of a newborn's developmental characteristics to confirm or assign gestational age. C84749 Newborn Examination C118466 Perinatal Terminology C89517 Ortolani Maneuver Ortolani Maneuver When testing for congenital dislocation of the hip, this is the result obtained when the examiner gently abducts the hip while pushing upward on the greater trochanter. If the hip is dislocated, it will relocate with an audible clunk, which is a positive result for this test. A physical examination performed on infants to screen for developmental dysplasia of the hip that attempts to relocate a posteriorly displaced femoral head anteriorly into the acetabulum. C84749 Newborn Examination C118466 Perinatal Terminology C89518 Physical Maturity Assessment Physical Maturity Assessment A physical examination of a newborn's developmental characteristics. A physical examination of a newborn's developmental characteristics to confirm or assign gestational age. C84749 Newborn Examination C118466 Perinatal Terminology C89519 Popliteal Angle Measurement Popliteal Angle Measurement An examination whereby the patient is placed supine, the hip is flexed 90 degrees, and the knee is extended until firm resistance is met. The popliteal angle is the angle from the tibia to the femur. This measurement is used to assess hamstring contracture in children with cerebral palsy. A test of neuromuscular maturity, which measures leg extensibility and resistance to extensor stretching, used during the clinical assessment of gestational age and muscle tone during the first five days of life. C84749 Newborn Examination C118466 Perinatal Terminology C89520 Square Window Square Window Sign Square Window When testing the newborn infant for neuromuscular maturity, the "square window" test measures wrist flexibility and resistance to extensor stretching, The examiner straightens the infant's fingers and applies gentle pressure on the dorsum of the hand, close to the fingers, and then estimates the angle between the palm of the hand and the forearm. A test of neuromuscular maturity, which measures wrist extensibility and resistance to extensor stretching, used during the clinical assessment of gestational age and muscle tone during the first five days of life. C84749 Newborn Examination C118466 Perinatal Terminology C89521 Scarf Sign Scarf Sign When testing the newborn infant for neuromuscular maturity, the "scarf sign" test is carried out by drawing the newborn's arm across the chest to the opposite shoulder until resistance is felt. In term infants, the elbow should not cross the midline of the chest. A test of neuromuscular maturity, which measures resistance to shoulder adduction, used during the clinical assessment of gestational age and muscle tone during the first five days of life. C84749 Newborn Examination C118466 Perinatal Terminology C9011 Dermoid Cyst Dermoid Cyst Subcutaneous Cystic Teratoma A mature teratoma characterized by the presence of a cyst which is lined by mature tissue resembling the epidermis and the epidermal appendages. It occurs in the ovary, testis, and extragonadal sites including central nervous system and skin. A benign hamartomatous tumor that possesses various epidermal derivatives and is due to sequestration of skin along the lines of embryonic closure. In neonates, it is most commonly congenital and located in the subcutaneous tissues of the head, neck, or trunk. C2978 Cyst C118466 Perinatal Terminology C90497 Galeazzi Test Galeazzi Test Allis Sign An assessment for developmental dysplasia of the hip or a leg-length discrepancy, the patient is placed in a supine position and the ankles are brought to the buttocks with the hips and knees flexed. The result is considered positive when the knees are at different heights. A physical examination performed on newborn infants to screen for developmental dysplasia of the hip that attempts to identify femoral length discrepancy. C84749 Newborn Examination C118466 Perinatal Terminology C90599 Bronchopulmonary Dysplasia Bronchopulmonary Dysplasia BPD Chronic lung disease requiring treatment with oxygen for at least 28 days and with a spectrum of severity from mild to severe, that predominantly affects premature infants. While the radiologic pattern is typical in the closer to term patient, the pattern in the small preterm infant is very non-discrete and variable. A chronic lung disorder associated with pulmonary maldevelopment, scarring, and/or inflammation that develops in preterm neonates. The condition is defined based on treatment with supplemental oxygen for at least 28 days adjusted for the degree of prematurity. C97173 Congenital Respiratory System Disorder C118466 Perinatal Terminology C92716 Fetal Heart Rate Fetal Heart Rate The number of fetal cardiac beats per minute. The number of fetal cardiac beats per minute. C49677 Heart Rate C118466 Perinatal Terminology C92734 Artificial Rupture of Membrane Artificial Rupture of Membranes AROM Perforation of fetal membranes to facilitate childbirth. Perforation of fetal membranes to facilitate childbirth. C92814 Induction of Labor C118466 Perinatal Terminology C92741 Baseline Fetal Heart Rate Baseline Fetal Heart Rate The number of fetal cardiac beats per minute, considered as the reference value against which measurements in the future can be made. The mean fetal heart rate rounded to increments of 5 beats per minute during a 10 minute segment, excluding accelerations and decelerations, periods of marked variability, or baseline segments that differ by more than 25 beats per minute. In any given 10 minute window, the minimum baseline duration must be at least 2 minutes but not necessarily contiguous. C92716 Fetal Heart Rate C118466 Perinatal Terminology C92743 Birthing Labor Labor Uterine contractions resulting in cervical change (dilation and/or effacement). (reVITALize) Uterine contractions resulting in cervical change (dilation and/or effacement). [verbatim from reVITALize] C19988 Organismal Process C118466 Perinatal Terminology C92749 Cephalo-Pelvic Disproportion Arrest of Descent CPD || Cephalopelvic Disproportion After complete dilatation, failure of the fetal presenting part to descend through the pelvis. After complete dilatation, failure of the fetal presenting part to descend through the pelvis. C118419 Labor Complication C81236 Birth Complication C118466 Perinatal Terminology C92753 Cesarean Hysterectomy Cesarean Hysterectomy Caesarean Hysterectomy The removal of the uterus, after the delivery of the fetus, in the concurrent surgical session. The removal of the uterus, after the delivery of the fetus, in the concurrent surgical session. C15332 Gynecologic Surgical Procedure C118466 Perinatal Terminology C92755 Chorionic Villus Sampling Chorionic Villus Sampling CVS The biopsy of placental tissue containing the chorionic villi from the maternal uterus in early pregnancy to diagnose fetal genetic defects. The biopsy of placental tissue containing the chorionic villi from the maternal uterus in early pregnancy to diagnose fetal genetic defects. C89340 Obstetric Procedure C118466 Perinatal Terminology C92756 Compound Fetal Presentation Compound Fetal Presentation Compound Presentation A presentation of the fetal hand or arm before the fetal vertex. A presentation of the fetal hand or arm before the fetal vertex. C92793 Fetal Malpresentation C118466 Perinatal Terminology C92761 Cornual Pregnancy Cornual Pregnancy An abnormal pregnancy in which the conception is implanted and develops in the cornu of uterus. An abnormal pregnancy in which the conception is implanted and develops in the cornu of uterus. C34945 Ectopic Pregnancy C118466 Perinatal Terminology C92770 Early Deceleration Early Fetal Heart Rate Deceleration Early Deceleration || Early Fetal Heart Deceleration A gradual decrease in the fetal heart rate and return to baseline that is associated with a uterine contraction. The nadir of the deceleration occurs at the same time as the peak of the uterine contraction, and the time from onset to nadir of the deceleration is greater than or equal to 30 seconds. A gradual decrease in the fetal heart rate and return to baseline that is associated with a uterine contraction. The nadir of the deceleration occurs at the same time as the peak of the uterine contraction, and the time from onset to nadir of the deceleration is greater than or equal to 30 seconds. C92789 Fetal Heart Deceleration C118466 Perinatal Terminology C92772 Emergency Cesarean Delivery Emergency Cesarean Delivery Emergency Caesarean Delivery || Emergency Caesarean Section || Emergency Cesarean Section || Stat Cesarean Delivery || Urgent Cesarean Delivery A cesarean delivery that is not scheduled, planned or anticipated and is typically undertaken with short notice. A cesarean delivery that is not scheduled, planned or anticipated and is typically undertaken with short notice. C46088 Cesarean Birth C118466 Perinatal Terminology C92778 Face Presentation Face Presentation A fetal presentation during delivery in which the face of the fetus is first to descend into the birth canal. A fetal presentation during delivery in which the face of the fetus is first to descend into the birth canal. C92711 Fetal Finding C118466 Perinatal Terminology C92779 Threatened Term Labor Threatened Term Labor False Labor Frequent painful contractions beyond 37 weeks of gestation without advancing into labor or delivery. Frequent painful contractions beyond 37 weeks of gestation without advancing into labor or delivery. C92743 Labor C92720 Pregnancy Finding C118466 Perinatal Terminology C92782 Fetal Bradycardia Fetal Bradycardia Baseline Fetal Bradycardia || Bradycardia Fetal A fetal heart rate below 110 bpm that is sustained for longer than 10 minutes. A fetal heart rate below 110 bpm that is sustained for longer than 10 minutes. C92715 Fetal Heart Finding C118466 Perinatal Terminology C92786 Fetal Fibronectin Test Fetal Fibronectin Test FFN || Fetal Fibronectin Measurement A test for the presence of fetal fibronectin in the cervico-vaginal area that is used to predict preterm birth. A test for the presence of fetal fibronectin in the cervico-vaginal area that is used to predict preterm birth. C25294 Laboratory Procedure C118466 Perinatal Terminology C92788 Fetal Heart Acceleration Fetal Heart Rate Acceleration Fetal Heart Acceleration An abrupt increase is defined as an increase from the onset of acceleration to the peak in less than 30 seconds. To be called an acceleration, the peak must be greater than or equal to 15 bpm, and the acceleration must last greater than or equal to 15 seconds from the onset to return to baseline. An abrupt increase is defined as an increase from the onset of acceleration to the peak in less than 30 seconds. To be called an acceleration, the peak must be greater than or equal to 15 bpm, and the acceleration must last greater than or equal to 15 seconds from the onset to return to baseline. C92715 Fetal Heart Finding C118466 Perinatal Terminology C92790 Fetal Heart Rate Variability Fetal Heart Rate Variability Fluctuations in the baseline fetal heart rate, determined in a 10 minute window while excluding accelerations and decelerations. They are irregular in amplitude and frequency and are visually quantitated as the amplitude of the peak to trough in beats per minute. Sinusoidal patterns are also excluded. Fluctuations in the baseline fetal heart rate, determined in a 10 minute window while excluding accelerations and decelerations. They are irregular in amplitude and frequency and are visually quantitated as the amplitude of the peak to trough in beats per minute. Sinusoidal patterns are also excluded. C92715 Fetal Heart Finding C118466 Perinatal Terminology C92791 Fetal Heart Tone Fetal Heart Tone The sounds of the fetal heart. Auscultated fetal heart sounds. C92715 Fetal Heart Finding C118466 Perinatal Terminology C92792 Fetal Heart Tone Location Fetal Heart Tone Location The site of fetal cardiac sounds that can be distinctly detected in relation to the maternal abdomen. The site of fetal heart sounds in relation to the maternal abdomen. C92715 Fetal Heart Finding C118466 Perinatal Terminology C92793 Fetal Malpresentation Fetal Malpresentation Malpresentation Any presentation other than a vertex presentation. (reVITALize) Any presentation other than a vertex presentation. [verbatim from reVITALize] C81236 Birth Complication C92711 Fetal Finding C118466 Perinatal Terminology C92795 Fetal Restitution Fetal Restitution The repositioning of the fetal head attitude immediately after delivery, returning to a normal position in alignment with the rest of its body. The repositioning of the fetal head attitude immediately after delivery, returning to a normal position in alignment with the rest of its body. C89340 Obstetric Procedure C118466 Perinatal Terminology C92796 Fetal Tachycardia Fetal Tachycardia Baseline Fetal Tachycardia || Tachycardia Fetal A fetal heart rate above 160 bpm that is sustained for longer than 10 minutes. A fetal heart rate above 160 bpm that is sustained for longer than 10 minutes. C92715 Fetal Heart Finding C92719 Fetal Disorder C118466 Perinatal Terminology C92812 Hysterotomy Abortion Hysterotomy Abortion A type of abortion where the product of conception is accessed through a surgical incision on the corpus uteri intended to terminate the pregnancy. Removal of a previable fetus through an uterine incision. C92954 Induced Abortion C118466 Perinatal Terminology C92814 Induction of Labor Induction of Labor The use of pharmacological and/or mechanical methods to initiate labor, including spontaneous rupture of membranes without contractions. Examples of methods include: artificial rupture of membranes, balloons, oxytocin, prostaglandin, laminaria, or other cervical ripening agents. (adapted from reVITALize) The use of pharmacological and/or mechanical methods to initiate labor, including spontaneous rupture of membranes without contractions. Examples of methods include: artificial rupture of membranes, balloons, oxytocin, prostaglandin, laminaria, or other cervical ripening agents. [adapted from reVITALize] C92738 Assisted Labor C118466 Perinatal Terminology C92816 Intermittent Deceleration Intermittent Fetal Heart Rate Deceleration Intermittent Deceleration Fetal heart rate decelerations that occur with less than 50 percent of uterine contractions within a 20 minute timeframe. Fetal heart rate decelerations that occur with less than 50 percent of uterine contractions within a 20 minute timeframe. C92789 Fetal Heart Deceleration C118466 Perinatal Terminology C92820 Intrauterine Cordocentesis Intrauterine Cordocentesis PUBS || Percutaneous Umbilical Blood Sampling The retrieval of blood sample from the umbilical cord while the fetus is in utero. The retrieval of a blood sample from the umbilical cord while the fetus is in utero. C89340 Obstetric Procedure C118466 Perinatal Terminology C92822 Late Deceleration Late Fetal Heart Rate Deceleration Late Deceleration || Late Fetal Heart Deceleration A gradual decrease in the fetal heart rate and return to baseline that is associated with a uterine contraction. The nadir of the deceleration occurs after the peak of the uterine contraction, and the time from onset to nadir of the deceleration is greater than or equal to 30 seconds. A gradual decrease in the fetal heart rate and return to baseline that is associated with a uterine contraction. The nadir of the deceleration occurs after the peak of the uterine contraction, and the time from onset to nadir of the deceleration is greater than or equal to 30 seconds. C92789 Fetal Heart Deceleration C118466 Perinatal Terminology C92824 Amniotic Fluid Leak Leakage of Amniotic Fluid Amniorrhea The discharge of amniotic fluid vaginally due to a tear or rupture in the amniotic membrane. The discharge of amniotic fluid vaginally due to a tear or rupture in the amniotic membranes. C34941 Pregnancy Complication C118466 Perinatal Terminology C92829 Maternal Hypotension Maternal Hypotension A symptomatic decrease in baseline systolic or diastolic blood pressure in a pregnant woman that requires intervention. A symptomatic decrease in baseline systolic or diastolic blood pressure in a pregnant woman that requires intervention. C34941 Pregnancy Complication C118466 Perinatal Terminology C92837 Nuchal Translucency Screen Nuchal Translucency Measurement NT An ultrasonic examination of the fetus in the late first trimester to measure the clear space at the back of the fetal neck to assess risk of genetic or cardiac abnormalities. An ultrasonic examination of the fetus in the late first trimester to measure the clear space at the back of the fetal neck to assess risk of genetic or cardiac abnormalities. C25294 Laboratory Procedure C90341 Pediatric Intervention or Procedure C118466 Perinatal Terminology C92839 Oligohydramnios Oligohydramnios A lower than normal quantity of amniotic fluid in the amniotic sac as compared to normal values. Typically associated with an amniotic fluid index (AFI) of less than 5 cm or a single maximum vertical pocket (MVP) of less than 2 cm. A lower than normal quantity of amniotic fluid in the amniotic sac. Typically associated with an amniotic fluid index (AFI) of less than 5 cm or a single maximum vertical pocket (MVP) of less than 2 cm. C34941 Pregnancy Complication C92719 Fetal Disorder C118466 Perinatal Terminology C92848 Polyhydramnios Polyhydramnios An excess quantity of amniotic fluid in the amniotic sac as compared to normal values. Typically associated with an amniotic fluid index (AFI) of greater than or equal to 25 cm or a single maximum vertical pocket (MVP) of greater than 8 cm. An excess quantity of amniotic fluid in the amniotic sac as compared to normal values. Typically associated with an amniotic fluid index (AFI) of greater than or equal to 25 cm or a single maximum vertical pocket (MVP) of greater than 8 cm. C34941 Pregnancy Complication C92719 Fetal Disorder C118466 Perinatal Terminology C92852 Postpartum Depression Major Depressive Episode with Peripartum Onset Depressive Episode with Postpartum Onset || Postnatal Depression || Postpartum Depression A type of clinical depression that occurs after childbirth. A major depressive episode that begins during pregnancy or within 4-6 weeks of delivery. C3858 Mental and Behavioral Signs and Symptoms C118466 Perinatal Terminology C92853 Postpartum Hemorrhage Postpartum Hemorrhage Hemorrhage defined as a blood loss in excess of 500 mL after vaginal delivery or more than 1000 mL after a cesarean delivery. Cumulative blood loss of greater than or equal to 1000 ML within 24 hours of delivery through four weeks postpartum that requires intervention. C26791 Hemorrhage C118466 Perinatal Terminology C92861 Preterm Birth Preterm Birth Pre-Term || Preterm Delivery Birth when a fetus is less than 37 weeks and 0 days gestational age. Birth at less than 37 weeks and 0 days gestation. C90491 Pregnancy Outcome C118466 Perinatal Terminology C92862 Preterm Premature Rupture of Membrane Preterm Premature Rupture of Membranes PPROM Spontaneous rupture of fetal membranes that occurs before the onset of labor and before 37 weeks. Spontaneous rupture of fetal membranes that occurs before the onset of labor and before 37 weeks. C87113 Premature Rupture of Membranes C118466 Perinatal Terminology C92863 Prolonged Acceleration Prolonged Fetal Heart Rate Acceleration Prolonged Acceleration A fetal heart rate acceleration that lasts 2 to less than 10 minutes. A fetal heart rate acceleration that lasts 2 to less than 10 minutes. C92788 Fetal Heart Rate Acceleration C118466 Perinatal Terminology C92864 Prolonged Deceleration Prolonged Fetal Heart Rate Deceleration Finding of Prolonged Deceleration || Prolonged Deceleration A decrease in the fetal heart rate below baseline lasting 2 to less than 10 minutes with a decrease from baseline that is greater than or equal to 15 beats per minute. A decrease in the fetal heart rate below baseline lasting 2 to less than 10 minutes with a decrease from baseline that is greater than or equal to 15 beats per minute. C92789 Fetal Heart Deceleration C118466 Perinatal Terminology C92866 Recurrent Deceleration Recurrent Fetal Heart Rate Deceleration Recurrent Deceleration Fetal heart rate decelerations that occur with greater than or equal to 50 percent of uterine contractions within a 20 minute timeframe. Applies to early, late or variable decelerations. Fetal heart rate decelerations that occur with greater than or equal to 50 percent of uterine contractions within a 20 minute timeframe. Applies to early, late or variable decelerations. C92789 Fetal Heart Deceleration C118466 Perinatal Terminology C92880 Shoulder Presentation Shoulder Presentation A fetal presentation during delivery in which the shoulder descends into the birth canal first. A fetal presentation during delivery in which the shoulder descends into the birth canal first. C92793 Fetal Malpresentation C118466 Perinatal Terminology C92888 Spontaneous Rupture of Membranes Spontaneous Rupture of Membranes SROM A rupture of the fetal membranes that is not concurrent with or immediately following a digital exam or other transvaginal intervention involving the amniotic membrane. A rupture of the fetal membranes that is not concurrent with or immediately following a digital exam or other transvaginal intervention involving the amniotic membrane. C92720 Pregnancy Finding C118466 Perinatal Terminology C92902 Umbilical Cord Compression Umbilical Cord Compression A situation in utero, when there is increased pressure on the umbilical cord, which constricts blood supply to the fetus. A situation in utero, when there is increased pressure on the umbilical cord, which constricts blood supply to the fetus. C81236 Birth Complication C118466 Perinatal Terminology C92911 Uterine Tachysystole Tachysystole Uterine Hypercontractility || Uterine Hyperstimulation Greater than 5 contractions in 10 minutes averaged over a 30 minute window. Greater than 5 contractions in 10 minutes averaged over a 30 minute window. C92720 Pregnancy Finding C118466 Perinatal Terminology C92914 Variable Deceleration Variable Fetal Heart Rate Deceleration Finding of Variable Deceleration || Variable Deceleration An abrupt decrease in the fetal heart rate below baseline that lasts 15 seconds to less than two minutes. The decrease from baseline fetal heart rate is greater than or equal to 15 beats per minute, and the time from onset to nadir of the deceleration is less than 30 seconds. Variable fetal heart rate decelerations that are associated with successive uterine contractions commonly have varying onsets, depths, and durations. An abrupt decrease in the fetal heart rate below baseline that lasts 15 seconds to less than two minutes. The decrease from baseline fetal heart rate is greater than or equal to 15 beats per minute, and the time from onset to nadir of the deceleration is less than 30 seconds. Variable fetal heart rate decelerations that are associated with successive uterine contractions commonly have varying onsets, depths, and durations. C92789 Fetal Heart Deceleration C118466 Perinatal Terminology C92917 Vertex Presentation Vertex Presentation A fetal presentation where the head is presenting first in the pelvic inlet. Does not apply if compound or breech presentation or if brow, face, hand, shoulder, etc. present first in the pelvic inlet. (reVITALize) A fetal presentation where the head is presenting first in the pelvic inlet. Does not apply if compound or breech presentation or if brow, face, hand, shoulder, etc. present first in the pelvic inlet. [verbatim from reVITALize] C92711 Fetal Finding C118466 Perinatal Terminology C92920 Assessment of Fetal Condition Fetal Assessment Any test to determine the fetal status, such as ultrasound or fetal heart rate monitoring. Any test to determine the fetal status, such as ultrasound or fetal heart rate monitoring. C90341 Pediatric Intervention or Procedure C118466 Perinatal Terminology C92921 Abdominal Pregnancy Abdominal Pregnancy Ectopic pregnancy characterized by the implantation of the embryo in the peritoneal cavity or abdominal organs. An abnormal pregnancy in which the conception is implanted in the peritoneal cavity or on the abdominal organs. C34945 Ectopic Pregnancy C118466 Perinatal Terminology C92925 Fetal Biophysical Profile Fetal Biophysical Profile BPP A test of fetal well-being performed using a combination of ultrasound parameters (fetal movement, fetal tone, fetal breathing, amniotic fluid) and a non-stress test (NST). A test of fetal well-being performed using a combination of ultrasound parameters (fetal movement, fetal tone, fetal breathing, amniotic fluid) and a non-stress test (NST). C25294 Laboratory Procedure C118466 Perinatal Terminology C92929 Fetal Heart Monitoring Fetal Heart Rate Monitoring Fetal Heart Monitoring The act of observing and recording the fetal heart rate for determining the baseline values or other abnormal findings. The act of observing and recording the fetal heart rate for determining the baseline values or other abnormal findings. C90341 Pediatric Intervention or Procedure C118466 Perinatal Terminology C92932 Natural Birth Natural Birth Physiologic Childbirth Spontaneous labor and birth at term without the use of pharmacologic and/or mechanical interventions for labor stimulation or pain management throughout labor and birth. (reVITALize) Spontaneous labor and birth at term without the use of pharmacologic and/or mechanical interventions for labor stimulation or pain management throughout labor and birth. [verbatim from reVITALize] C90491 Pregnancy Outcome C118466 Perinatal Terminology C92941 Latent Phase of Labor Latent Phase of Labor Early Labor From the onset of labor to the onset of the active phase. (reVITALize) From the onset of labor to the onset of the active phase. [verbatim from reVITALize] C92743 Labor C118466 Perinatal Terminology C92943 Active Phase of Labor Active Phase of Labor Active Labor Accelerated cervical dilation typically beginning at 6 cm. Accelerated cervical dilation typically beginning at 6 cm. C92743 Labor C118466 Perinatal Terminology C92945 Ovarian Pregnancy Ovarian Pregnancy An abnormal pregnancy in which the conception is implanted on the ovary. An abnormal pregnancy in which the conception is implanted on the ovary. C34945 Ectopic Pregnancy C118466 Perinatal Terminology C92946 Tubal Pregnancy Tubal Pregnancy An abnormal pregnancy in which the conception is implanted in the fallopian tube. An abnormal pregnancy in which the conception is implanted in the fallopian tube. C34945 Ectopic Pregnancy C118466 Perinatal Terminology C92954 Induced Abortion Procedure Induced Abortion Elective Abortion || Therapeutic Abortion A surgical or medical procedure that terminates a pregnancy by removing the products of conception. A surgical or medical procedure that ends a pregnancy by causing the removal or expulsion of the products of conception. C15332 Gynecologic Surgical Procedure C118466 Perinatal Terminology C93322 Enteral Tube Feeding Enteral Tube Feeding Delivery of enteral nutrition via a tube placed into the stomach, duodenum, or jejunum. Delivery of enteral nutrition via a tube placed into the stomach, duodenum, or jejunum. C49236 Therapeutic Procedure C118466 Perinatal Terminology C94832 Systemic Inflammatory Response Syndrome Systemic Inflammatory Response Syndrome SIRS A generalized state of dysregulated inflammation induced by noninfectious processes. It is characterized by two or more of the following signs and symptoms: fever or hypothermia, increased heart rate, increased respiratory rate, and abnormal white blood cell count. A generalized state of dysregulated inflammation characterized by two or more of the following signs and symptoms: fever or hypothermia, increased heart rate, increased respiratory rate, and abnormal white blood cell count. C9229 Systemic Disorder C118466 Perinatal Terminology C94835 Normal Spontaneous Vaginal Delivery Normal Spontaneous Vaginal Delivery NSVD || Normal Delivery || Spontaneous Vaginal Birth Birth of the fetus through the vagina without the application of vacuum or forceps or any other instrument. (adapted from reVITALize) Birth of the fetus through the vagina without the application of vacuum or forceps or any other instrument. [adapted from reVITALize] C81303 Vaginal Delivery C118466 Perinatal Terminology C97077 Funisitis Funisitis An acute inflammation of the umbilical cord. It is characterized by the presence of polymorphonuclear cells migrating from the fetal umbilical cord vessels through the umbilical cord towards the bacteria containing amniotic fluid. A neutrophilic infiltrate arising from fetal vessels of the umbilical cord extending past the umbilical vessel wall into Wharton's Substance and oriented towards the amniotic cavity. C92719 Fetal Disorder C118466 Perinatal Terminology C97168 Ataxic Cerebral Palsy Ataxic Cerebral Palsy The least common subtype of cerebral palsy, in which the individual displays hypotonia, a loss of motor coordination, and an intention tremor. Individuals with ataxic cerebral palsy walk very unsteadily, with a wide-based gait. A type of cerebral palsy characterized by decreased muscle tone, a loss of motor coordination and an intention tremor. C34460 Cerebral Palsy C118466 Perinatal Terminology C97169 Athetoid Cerebral Palsy Athetoid Cerebral Palsy A subtype of cerebral palsy characterized by involuntary, purposeless writhing movements which affect the hands, feet, arms, and legs; the face and tongue may be affected as well, leading to involuntary grimacing, drooling, dysarthria and difficulty eating. A type of cerebral palsy characterized by involuntary, purposeless writhing movements that affect the hands, feet, arms, and legs; the face and tongue may be affected as well, leading to involuntary grimacing, drooling, dysarthria and difficulty eating. C34460 Cerebral Palsy C118466 Perinatal Terminology C97177 Mixed Cerebral Palsy Mixed Cerebral Palsy A subtype of cerebral palsy characterized by both the tight muscle tone of spastic cerebral palsy and the writhing, involuntary muscle movements of athetoid cerebral palsy. A type of cerebral palsy characterized by both increased muscle tone and involuntary, purposeless writhing movements that affect the hands, feet, arms, and legs. C34460 Cerebral Palsy C118466 Perinatal Terminology C98609 TORCH Syndrome TORCH Infection TORCH Syndrome || Toxoplasmosis, Other Infections, Rubella, Cytomegalovirus, and Herpes Simplex Virus (TORCH) Syndrome A syndrome that results from a group of infections that affect the fetus or the newborn. The group of infections includes Toxoplasma gondii, rubella, cytomegalovirus, herpes simplex virus, and other infections. The other infections include varicella-zoster virus, hepatitis B virus, human immunodeficiency virus, parvovirus B19, and syphilis. Signs and symptoms include fever, feeding difficulties, petechial rash, jaundice, hepatosplenomegaly, chorioretinitis, and microcephaly. An infection caused by bacteria, viruses or parasites transmitted directly from the mother to an embryo, fetus or neonate during pregnancy or childbirth. Clinical manifestations may include intrauterine growth restriction; a petechial rash, jaundice, hepatosplenomegaly; chorioretinitis, intracranial calcification and other abnormalities of the brain; and congenital heart defects. C3101 Genetic Disorder C26726 Infectious Disorder C118466 Perinatal Terminology C98803 Acquired Hydrocephalus Acquired Hydrocephalus Hydrocephalus that results from head trauma, brain tumors, intracranial hemorrhage, or meningitis. An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that is acquired after birth. C3111 Hydrocephalus C118466 Perinatal Terminology C98823 Apnea of Prematurity Apnea of Prematurity The cessation of breathing in premature infants that lasts for more than 15-20 seconds. Any cessation of breathing in an infant less than 37 weeks gestational age that persists for at least 20 seconds or is accompanied by bradycardia and/or blood oxygen desaturation. C26698 Apnea C97173 Congenital Respiratory System Disorder C118466 Perinatal Terminology C98840 Benign Congenital Hypotonia Benign Congenital Hypotonia Mild hypotonia that usually appears early in infancy and has a favorable outcome. It is not a manifestation of another disorder that may cause hypotonia (e.g., cerebral palsy or muscular dystrophy). A mild decrease in muscle tone, which is not a manifestation of another disorder that may cause hypotonia, that usually appears early in infancy and has a favorable outcome. C87070 Hypotonia C118466 Perinatal Terminology C98846 Breast Milk Jaundice Breastmilk Jaundice Breast Milk Jaundice || Neonatal Jaundice due to Delayed Conjugation from Breast Milk Inhibitors Jaundice in an otherwise healthy breast-fed newborn. It appears four to seven days after birth, lasts longer than the physiologic jaundice, and there are no identifiable causes. Yellow coloring of skin, mucous membranes and eyes in an otherwise healthy breast-fed newborn. It commonly appears one to two weeks after birth and lasts longer than physiologic jaundice. C99246 Neonatal Jaundice C118466 Perinatal Terminology C98876 Congenital Hydrocephalus Congenital Hydrocephalus Hydrocephalus that is present at birth. An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that is present at birth. C3111 Hydrocephalus C97172 Congenital Nervous System Disorder C118466 Perinatal Terminology C98903 Conjoined Twins Conjoined Twins A monoamniotic twin gestation in which the twins share one or more organs. A monoamniotic twin gestation in which the twins share one or more organs. C90491 Pregnancy Outcome C118466 Perinatal Terminology C98906 Fetal Warfarin Syndrome Fetal Warfarin Syndrome Fetal Coumadin Syndrome A teratogenic disorder observed in a newborn or child of a mother who was exposed to warfarin during pregnancy. Manifestations include nasal bridge depression, nasal bones hypoplasia, microcephaly, congenital heart disorders, and brachydactyly. A teratogenic disorder observed in a newborn or child of a mother who was exposed to warfarin during pregnancy. Manifestations include nasal bridge depression, nasal bones hypoplasia, microcephaly, congenital heart disorders, and brachydactyly. C92719 Fetal Disorder C118466 Perinatal Terminology C98926 Fetal Heart Rhythm Fetal Heart Rhythm The recurrent, measured movements (rhythm) of a beating heart in a fetus. The recurrent, measured movements (rhythm) of a beating heart in a fetus. C92715 Fetal Heart Finding C118466 Perinatal Terminology C98927 Fetal Hydantoin Syndrome Fetal Hydantoin Syndrome Dilantin Embryopathy || Phenytoin Embryopathy A teratogenic disorder observed in a newborn or child of a mother who was exposed to phenytoin during pregnancy. Manifestations include dysmorphic craniofacial features, hypoplastic distal phalanges and nails, growth delay and delayed psychomotor development. A teratogenic disorder observed in a newborn or child of a mother who was exposed to phenytoin during pregnancy. Manifestations include dysmorphic craniofacial features, hypoplastic distal phalanges and nails, growth delay and delayed psychomotor development. C92719 Fetal Disorder C118466 Perinatal Terminology C98928 Fetal Methotrexate Syndrome Fetal Methotrexate Syndrome A teratogenic disorder observed in a newborn or child of a mother who was exposed to methotrexate during pregnancy. Manifestations of the syndrome include craniofacial, digital, and skeletal malformations. A teratogenic disorder observed in a newborn or child of a mother who was exposed to methotrexate during pregnancy. Manifestations of the syndrome include craniofacial, digital, and skeletal malformations. C92719 Fetal Disorder C118466 Perinatal Terminology C98929 Fetal Retinoid Syndrome Fetal Retinoid Syndrome Fetal Isotretinoin Syndrome || Retinoic Acid Embryopathy A teratogenic disorder observed in a newborn or child of a mother who was exposed to retinoids during pregnancy. Manifestations include growth delay, skull, facial, heart, and central nervous system malformations. A teratogenic disorder observed in a newborn or child of a mother who was exposed to retinoids during pregnancy. Manifestations include growth delay, skull, facial, heart, and central nervous system malformations. C92719 Fetal Disorder C118466 Perinatal Terminology C98930 Fetal Valproate Syndrome Fetal Valproate Syndrome A teratogenic disorder observed in a newborn or child of a mother who was exposed to valproic acid during pregnancy. Manifestations include musculoskeletal abnormalities, intellectual disability, spina bifida, and distinctive facial features. A teratogenic disorder observed in a newborn or child of a mother who was exposed to valproic acid during pregnancy. Manifestations include musculoskeletal abnormalities, intellectual disability, spina bifida, and distinctive facial features. C92719 Fetal Disorder C118466 Perinatal Terminology C98952 Hypertrophic Pyloric Stenosis Hypertrophic Pyloric Stenosis Congenital Constriction of the Pylorus || Congenital Hypertrophy of the Pylorus || Congenital Pyloric Stenosis || Congenital Stricture of the Pylorus || Infantile Constriction of the Pylorus || Infantile Hypertrophy of the Pylorus || Infantile Pyloric Stenosis || Infantile Stricture of the Pylorus An abnormality characterized by thickening of the muscle in the wall of the pylorus. It results in the narrowing of the pyloric channel. The overlying mucosa may appear hypertrophic as well. Clinical signs and symptoms appear early in life and include projectile vomiting and dehydration. Narrowing of the pyloric channel, the opening from the stomach to the duodenum, caused by enlargement and thickening of the circular muscular layer surrounding this opening. C34966 Pyloric Stenosis C118466 Perinatal Terminology C98971 Laryngomalacia Laryngomalacia Increased collapsibility of the larynx. An abnormality characterized by softening of the laryngeal cartilage typically presenting with stridor. C97173 Congenital Respiratory System Disorder C118466 Perinatal Terminology C98979 Meconium Ileus Meconium Ileus Small intestinal obstruction that results from the impaction of thick meconium in the distal small intestine. Small intestinal obstruction that results from the impaction of abnormally tenacious meconium in the terminal ileum. Commonly associated with cystic fibrosis. C37979 Ileus C118466 Perinatal Terminology C98980 Meconium Plug Syndrome Meconium Plug Syndrome Functional Immaturity of Colon || Meconium Plug A transient colonic dysfunction in the newborn characterized by the delayed passage of meconium and associated intestinal dilatation. A transient disorder of the newborn colon characterized by the delayed passage of meconium and intestinal dilatation. C2990 Gastrointestinal Disorder C118466 Perinatal Terminology C98995 Neonatal Thrombocytopenia Neonatal Thrombocytopenia A condition characterized by a decrease in the number of platelets in the blood below established reference ranges in a newborn. A condition characterized by a decrease in the number of platelets in the blood below established reference ranges in a newborn. C3408 Thrombocytopenia C98996 Neonatal Disorder C118466 Perinatal Terminology C98996 Neonatal Disorder Neonatal Disorder A non-neoplastic or neoplastic disorder which occurs during the neonatal period. An abnormal condition that occurs during the 28 days following birth. C89328 Pediatric Disorder C118466 Perinatal Terminology C99013 Periventricular Leukomalacia Periventricular Leukomalacia PVL Necrosis and softening of the white matter around the ventricles in the brain. It is usually seen in preterm infants and caused by lack of blood flow and oxygenation in the periventricular brain parenchyma. A form of cerebral white matter injury usually seen in preterm infants that is characterized by necrotic degeneration or gliosis of white matter adjacent to the cerebral ventricles, that may evolve into focal cysts. C98920 Encephalomalacia C118466 Perinatal Terminology C99016 Phrenic Nerve Injury Phrenic Nerve Injury Damage to the phrenic nerve. Damage to the phrenic nerve, resulting in paralysis of the ipsilateral hemidiaphragm. C3671 Injury C118466 Perinatal Terminology C99017 Phrenic Nerve Palsy Phrenic Nerve Palsy Intermittent, incomplete or complete paralysis with or without tremors to any of the organs or body parts innervated by the phrenic nerve. A condition characterized by reduced or absent movement of the ipsilateral diaphragm as a consequence of an injury to the phrenic nerve or its origin in cervical roots 3 through 5. C27580 Peripheral Nervous System Disorder C118466 Perinatal Terminology C99020 Porencephalic Cyst Porencephalic Cyst A congenital or acquired cystic cavity within the cerebral hemisphere. Cystic area of encephalomalacia that is the end result of a destructive process such as intraparenchymal hemorrhage, infection or trauma. C2978 Cyst C118466 Perinatal Terminology C99024 Premature Closure of Ductus Arteriosus Premature Closure of Ductus Arteriosus Ductus Arteriosus Premature Closure || Premature Closure of the Ductus Arteriosus Closure of the ductus arteriosus prior to birth. Closure of the ductus arteriosus prior to birth. C99137 Great Vessels Abnormality C35729 Congenital Cardiovascular Abnormality C118466 Perinatal Terminology C99044 Retinopathy of Prematurity in Zone 1 Retinopathy of Prematurity in Retinal Anatomic Zone 1 Retinopathy of Prematurity in Zone 1 Retinopathy of prematurity located in zone 1 of the retina. A vasoproliferative condition of very immature newborn infants that may be characterized by neovascularization, scarring, retinal detachment, and eventually blindness. The affected portion of the retina lies within zone 1, a circle that is centered on the optic nerve and extends peripherally twice the distance from the center of the optic disc to the center of the macula. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C99045 Retinopathy of Prematurity in Zone 2 Retinopathy of Prematurity in Retinal Anatomic Zone 2 Retinopathy of Prematurity in Zone 2 Retinopathy of prematurity located in zone 2 of the retina. A vasoproliferative condition of very immature newborn infants that may be characterized by neovascularization, scarring, retinal detachment, and eventually blindness. The affected portion of the retina lies within zone 2, a circle surrounding zone 1 and extending peripherally to the nasal ora serrata. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C99046 Retinopathy of Prematurity in Zone 3 Retinopathy of Prematurity in Retinal Anatomic Zone 3 Retinopathy of Prematurity in Zone 3 Retinopathy of prematurity located in zone 3 of the retina. A vasoproliferative condition of very immature newborn infants that may be characterized by neovascularization, scarring, retinal detachment, and eventually blindness. The affected portion of the retina lies within zone 3, the residual temporal crescent of retina anterior to zone 2. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C99047 Retinopathy of Prematurity Stage 1 Demarcation Line Retinopathy of Prematurity Stage 1 Retinopathy of Prematurity Stage 1 - Demarcation Line An ophthalmoscopic finding that refers to retinopathy of prematurity characterized by the presence of a faint demarcation line. A vasoproliferative condition of the retina seen in very immature newborn infants. Stage 1 is defined by a demarcation line, a thin but definite structure that separates the avascular retina anteriorly from the vascularized retina posteriorly. There is abnormal branching or arcading of vessels leading up to the demarcation line that is relatively flat, white, and lies within the plane of the retina. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C99048 Retinopathy of Prematurity Stage 2 Intraretinal Ridge Retinopathy of Prematurity Stage 2 Retinopathy of Prematurity Stage 2 - Intraretinal Ridge An ophthalmoscopic finding that references retinopathy of prematurity characterized by the presence of an elevated ridge. A vasoproliferative condition of the retina seen in very immature newborn infants. Stage 2 is defined by an intraretinal ridge, the ridge arises from the demarcation line and has height and width, which extends above the plane of the retina. The ridge may change from white to pink and vessels may leave the plane of the retina posterior to the ridge to enter it. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C99049 Retinopathy of Prematurity Stage 3 Ridge with Extraretinal Fibroblastic Proliferation Retinopathy of Prematurity Stage 3 Retinopathy of Prematurity Stage 3 - Ridge with Extraretinal Fibrovascular Proliferation An ophthalmoscopic finding that references retinopathy of prematurity characterized by the presence of extraretinal fibrovascular tissue. A vasoproliferative condition of the retina seen in very immature newborn infants. Stage 3 is defined by a ridge with extraretinal fibrovascular proliferation, the neovascularization extends from the ridge into the vitreous. This extraretinal proliferating tissue is continuous with the posterior aspect of the ridge, causing a ragged appearance as the proliferation becomes more extensive. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C99050 Retinopathy of Prematurity Stage 4 Subtotal Retinal Detachment Retinopathy of Prematurity Stage 4 Retinopathy of Prematurity Stage 4 - Subtotal Retinal Detachment An ophthalmoscopic finding that references retinopathy of prematurity characterized by the presence of subtotal retinal detachment. A vasoproliferative condition of the retina seen in very immature newborn infants. Stage 4 is defined by subtotal retinal detachment. The retinal detachments are generally concave and most are circumferentially oriented. Retinal detachments usually begin at the point of fibrovascular attachment to the vascularized retina and the extent of detachment depends on the amount of neovascularization present. Stage 4A is defined by retinal detachment which spares the macula. Stage 4B is defined by retinal detachment involving the macula. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C99051 Retinopathy of Prematurity Stage 5 Total Retinal Detachment Retinopathy of Prematurity Stage 5 Retinopathy of Prematurity Stage 5 - Total Retinal Detachment An ophthalmoscopic finding that references retinopathy of prematurity characterized by the presence of total retinal detachment. A vasoproliferative condition of the retina seen in very immature newborn infants. Stage 5 is defined by total retinal detachment. The retinal detachments are generally tractional and usually funnel shaped. The configuration of the funnel itself is used for subdivision of this stage depending if the anterior and posterior portions are open or narrowed. C34982 Retinopathy of Prematurity C118466 Perinatal Terminology C99057 Severe Bronchopulmonary Dysplasia Severe Bronchopulmonary Dysplasia Severe BPD Bronchopulmonary dysplasia that results in severe respiratory complications. The infants with severe symptoms are usually premature, have low birth weight, and the oxygen and ventilation support requirements are increased. A chronic lung disorder associated with pulmonary maldevelopment, scarring, and/or inflammation that develops in preterm neonates exposed to supplemental oxygen for at least 28 days. For infants born before 32 weeks gestation with severe BPD, there is a supplemental oxygen requirement of greater than or equal to 30% and/or positive pressure at 36 weeks postmenstrual age or earlier discharge. For infants born after 32 weeks with severe BPD, there is a supplemental oxygen requirement of greater than or equal to 30% and/or positive pressure at 56 days post-natal age or at earlier discharge. C90599 Bronchopulmonary Dysplasia C118466 Perinatal Terminology C99082 Thalidomide Embryopathy Syndrome Thalidomide Embryopathy Fetal Thalidomide Syndrome || Thalidomide Embryopathy Syndrome Fetal embryopathy associated with maternal thalidomide use during pregnancy characterized by phocomelia of one or all limbs, other limb defects such as thumb abnormalities, and other structural anomalies that may include facial hemangioma, esophageal and duodenal atresia, tetralogy of Fallot, renal agenesis, and anomalies of the external ear. Long term complications may include Moebius syndrome or autism. Fetal embryopathy associated with maternal thalidomide use during pregnancy characterized by phocomelia of one or all limbs, other limb defects such as thumb abnormalities, and other structural anomalies that may include facial hemangioma, esophageal and duodenal atresia, tetralogy of Fallot, renal agenesis, and anomalies of the external ear. Long term complications may include Moebius syndrome or autism. C92719 Fetal Disorder C118466 Perinatal Terminology C99115 Immature Retinal Vasculature Immature Retinal Vasculature A finding that indicates the presence of immature retinal vessels as a result of prematurity. Incomplete retinal vascular development commonly seen as a result of prematurity that may be described in three zones. Since retinal vascular development proceeds from the optic nerve to the ora serrata, the zones are described based on their relationship to the optic disc rather than the macula. C26875 Retinal Disorder C118466 Perinatal Terminology C99117 Immature Retinal Vasculature in Zone 1 Immature Retinal Vasculature in Retinal Anatomic Zone 1 Immature Retinal Vasculature in Zone 1 A finding that indicates the presence of immature retinal vessels in zone 1 of the retina. Incomplete retinal vascular development commonly seen as a result of prematurity. Some portion of the vessels terminate within zone 1, a circle that is centered on the optic nerve and extends peripherally twice the distance from the center of the optic disc to the center of the macula. C99115 Immature Retinal Vasculature C118466 Perinatal Terminology C99118 Immature Retinal Vasculature in Zone 2 Immature Retinal Vasculature in Retinal Anatomic Zone 2 Immature Retinal Vasculature in Zone 2 A finding that indicates the presence of immature retinal vessels in zone 2 of the retina. Incomplete retinal vascular development commonly seen as a result of prematurity. Some portion of the vessels terminate within zone 2, a circle surrounding zone 1 and extending peripherally to the nasal ora serrata. C99115 Immature Retinal Vasculature C118466 Perinatal Terminology C99119 Immature Retinal Vasculature in Zone 3 Immature Retinal Vasculature in Retinal Anatomic Zone 3 Immature Retinal Vasculature in Zone 3 A finding that indicates the presence of immature retinal vessels in zone 3 of the retina. Incomplete retinal vascular development commonly seen as a result of prematurity. Some portion of the vessels terminate within zone 3, the residual temporal crescent of retina anterior to zone 2. C99115 Immature Retinal Vasculature C118466 Perinatal Terminology C99121 In Utero Bowel Perforation In Utero Bowel Perforation Bowel perforation in utero that may result in meconium peritonitis. Bowel perforation in utero that may result in meconium peritonitis. C39611 Intestinal Perforation C118466 Perinatal Terminology C99138 Germinal Matrix Hemorrhage of the Newborn Germinal Matrix Hemorrhage of Newborn Grade 1 Intraventricular (Nontraumatic) Hemorrhage of Fetus and Newborn || Grade 1 Intraventricular Hemorrhage of the Newborn || Intraventricular (Nontraumatic) Hemorrhage, Grade 1, of Fetus and Newborn || Intraventricular Hemorrhage of Newborn Grade 1 || Subependymal Germinal Matrix Hemorrhage of Newborn Bleeding into the thick layer of immature cells under the ependymal lining at the ventrolateral aspect of the lateral cerebral ventricles of a newborn. Bleeding into the thick layer of immature cells under the ependymal lining at the ventrolateral aspect of the lateral cerebral ventricles. C50896 Intraventricular Hemorrhage C98996 Neonatal Disorder C118466 Perinatal Terminology C99139 Intraventricular Hemorrhage of the Newborn without Ventricular Dilatation Intraventricular Hemorrhage of the Newborn without Ventricular Dilatation Grade 2 Intraventricular (Nontraumatic) Hemorrhage of Fetus and Newborn || Grade 2 Intraventricular Hemorrhage of the Newborn || Intraventricular (Nontraumatic) Hemorrhage, Grade 2, of Fetus and Newborn || Intraventricular Hemorrhage of Newborn Grade 2 Bleeding into the lateral cerebral ventricles of a newborn infant without acute ventricular dilatation. Bleeding into the lateral cerebral ventricles of a newborn infant without acute ventricular dilatation. C50896 Intraventricular Hemorrhage C98996 Neonatal Disorder C118466 Perinatal Terminology C99140 Intraventricular Hemorrhage of the Newborn with Ventricular Dilatation Intraventricular Hemorrhage of the Newborn with Ventricular Dilatation Grade 3 Intraventricular (Nontraumatic) Hemorrhage of Fetus and Newborn || Grade 3 Intraventricular Hemorrhage of the Newborn || Intraventricular (Nontraumatic) Hemorrhage, Grade 3, of Fetus and Newborn || Intraventricular Hemorrhage of Newborn Grade 3 Bleeding into the lateral cerebral ventricles of a newborn infant with ventricular dilatation directly attributable to the acute bleeding. Bleeding into the lateral cerebral ventricles of a newborn infant with ventricular dilatation directly attributable to the acute bleeding. C50896 Intraventricular Hemorrhage C98996 Neonatal Disorder C118466 Perinatal Terminology C99231 Neonatal Infectious Disorder Neonatal Infectious Disorder An infectious disorder that occurs during the neonatal period. Representative examples include streptococcal infection, E.coli infection, and bacterial meningitis. A disorder in a newborn infant up to 28 days old resulting from the presence and activity of a bacterial, fungal, viral, or parasitic agent. It can transmitted antenatally, perinatally or postnatally. C26726 Infectious Disorder C98996 Neonatal Disorder C118466 Perinatal Terminology C99233 Neonatal Rickets Metabolic Bone Disease of Prematurity Neonatal Rickets || Osteopenia of Prematurity || Rickets of Prematurity Rickets that usually affects premature infants. Factors that contribute to the development of neonatal rickets include calcium, phosphorus, or calciferol deficiency. It manifests with spontaneous fractures, respiratory distress, and growth developmental delays. A condition characterized by decreased mineral content of the bone of a fetus or infant due to inadequate availability of calcium and/or phosphorus. Associated risk factors include the degree of prematurity, low birth weight, medication exposures, immobilization, and nutrient insufficiency. Metabolic bone disease of prematurity is characterized by hypophosphatemia, hyperphosphatasia, and secondary hyperparathyroidism, and may include rachitic bony changes and fractures. Inadequate bone mineralization may contribute to bronchopulmonary dysplasia and poor growth. C26878 Rickets C98996 Neonatal Disorder C118466 Perinatal Terminology C99235 Neonatal Hyperbilirubinemia Neonatal Hyperbilirubinemia Increased levels of bilirubin in the blood during the neonatal period. In the majority of cases it is seen in the first week of life and usually there is no underlying disease, however, it may also occur in hemolytic diseases, infections, metabolic disorders, and liver abnormalities. Increased levels of bilirubin in the blood during the first 28 days of life, which may be due to a pathologic or non-pathologic cause. C27088 Hyperbilirubinemia C118466 Perinatal Terminology C99236 Neonatal Lupus Erythematosus Neonatal Lupus Erythematosus A self-limited skin rash that appears in the neonatal period and usually resolves in four to six months after birth. It is caused by placental transfer of maternal autoantibodies, usually anti-Ro antibody. In a minority of cases, it is associated with congenital heart block, hepatitis, or thrombocytopenia. The mothers of the affected babies may be asymptomatic or suffer from systemic lupus erythematosus, Sjogren's syndrome, or rheumatoid arthritis. A disorder caused by placental transfer of maternal autoantibodies, usually anti-Ro (SSA) and/or anti-La (SSB), leading to fetal tissue damage associated with congenital heart block, and reversible manifestations such as skin rash, thrombocytopenia, and hepatitis. C98996 Neonatal Disorder C118466 Perinatal Terminology C99237 Neonatal Hypoglycemia Neonatal Hypoglycemia Blood glucose concentration below the lower limit of established reference ranges in a newborn. Blood glucose concentration below the lower limit of established reference ranges in a newborn. C98996 Neonatal Disorder C118466 Perinatal Terminology C99246 Neonatal Jaundice Neonatal Jaundice Jaundice that appears during the neonatal period. In the majority of cases, it appears in the first week of life and is classified as physiologic due to accelerated destruction of erythrocytes and liver immaturity. In a minority of cases it is classified as non-physiologic, appearing in the first twenty four hours after birth, and is associated with underlying diseases including hemolytic disorders, polycythemia, and cephalohematoma. Yellow coloring of skin, mucous membranes and eyes due to hyperbilirubinemia that appears during the first 28 days of life. C3143 Jaundice C118466 Perinatal Terminology C99248 Neonatal Diabetes Mellitus Neonatal Diabetes Mellitus Congenital Diabetes Mellitus Hyperglycemia in the newborn due to a defect in the secretion or function of insulin. Diabetes mellitus occurring in the first six months of life. C2985 Diabetes Mellitus C98996 Neonatal Disorder C118466 Perinatal Terminology C99255 Neonatal Opiate Withdrawal Syndrome Neonatal Opiate Withdrawal Syndrome Neonatal Opioid Withdrawal Syndrome A constellation of neurobehavioral features observed in a neonate following cessation or reduction of postnatal exposure to opioids. A constellation of neurobehavioral features observed in a neonate following cessation or reduction of postnatal exposure to opioids. C101321 Neonatal Drug Withdrawal C118466 Perinatal Terminology C99261 Perinatal Intracranial Hemorrhage Perinatal Intracranial Hemorrhage Bleeding within the skull of a newborn infant occurring around the time of birth. Bleeding within the skull of a newborn infant occurring around the time of birth. C50438 Intracranial Hemorrhage C35095 Perinatal Disorder C118466 Perinatal Terminology