Preferred Label : Crigler-najjar syndrome, type I;
CISMeF acronym : HBLRCN1;
Type : Phenotype, molecular basis known;
Alternative titles and symbols : Hyperbilirubinemia, crigler-najjar type I; Crigler-najjar syndrome; HBLRCN1;
Inheritance : Autosomal recessive;
Molecular basis : Caused by mutation in the uridine diphosphate glycosyltransferase 1 gene (UGT1, 191740.0001);
Laboratory abnormalities : Hyperbilirubinemia, unconjugated, 20-30mg/dl; Absence of hepatic UDP-glucuronyl-transferase; Normal liver histology; Normal liver function tests;