D C99102 Glutaric Acidemia Type 2 Glutaric Aciduria, Type 2 A rare autosomal recessive inherited metabolic disorder caused by mutations in the ETFA, ETFB, or ETFDH genes. It is characterized by deficiency of the enzyme electron transfer flavoprotein or the enzyme electron transfer flavoprotein dehydrogenase. It results in metabolic acidosis, hypoglycemia, and behavioral changes. Additional abnormalities include brain malformations, facial malformations, dilated cardiomyopathy, and hepatomegaly. C34816 Congenital Metabolic Disorder C99147 Neonatal Research Network Terminology