Release Date Request Code Change Type NCI Code CDISC Term Type CDISC Codelist (Short Name) CDISC Codelist (Long Name) Change Summary Original New Change Implementation Instructions 2025-09-26 CDISC-6798 Add C15329 Term INTTYPE Intervention Type Response Add new term to existing codelist - - - SURGERY 2025-09-26 CDISC-6798 Add C218507 Term INTTYPE Intervention Type Response Add new term to existing codelist - - - NON-SURGICAL PROCEDURE 2025-09-26 CDISC-6798 Add C923 Term INTTYPE Intervention Type Response Add new term to existing codelist - - - VACCINE 2025-09-26 CDISC-6797 Update C181231 CDISC Definition Biological Sample Attribute Terminology Biological Sample Attribute Terminology Update CDISC Definition A textual description as to whether and/or how biological samples are retained for research purposes. A narrative representation of the biospecimen retention. 2025-09-26 CDISC-6797 Update C15206 CDISC Definition Protocol Entity Terminology Protocol Entity Terminology Update CDISC Definition A clinical study involves research using human volunteers (also called participants) that is intended to add to medical knowledge. There are two main types of clinical studies: clinical trials (also called interventional studies) and observational studies. [ClinicalTrials.gov] See also clinical trial. (CDISC Glossary) A clinical study involves research using human volunteers (also called participants) that is intended to add to medical knowledge. There are two main types of clinical studies: clinical trials (also called interventional studies) and observational studies. (CDISC Glossary) 2025-09-26 CDISC-6797 Update C25191 CDISC Synonym Study Contact Information Attribute Terminology Study Contact Information Attribute Terminology Add new CDISC Synonym - - - Human Name 2025-09-26 N/A Update C15220 NCI Preferred Term Study Purpose Value Set Study Purpose Value Set Update NCI Preferred Term Diagnosis Diagnosis Assessment 2025-09-26 N/A Update C54721 NCI Preferred Term TPHASE Trial Phase Response Update NCI Preferred Term Phase 0 Trial Early Phase 1 Trial