Crigler-Najjar Syndrome, Type Ii, also known as bilirubin uridinediphosphate glucuronosyltransferase deficiency type 2, is related to cardiomyopathy, dilated, with hypergonadotropic hypogonadism and cholestasis, benign recurrent intrahepatic, 1, and has symptoms including icterus An important gene associated with Crigler-Najjar Syndrome, Type Ii is UGT1A1 (UDP Glucuronosyltransferase Family 1 Member A1), and among its related pathways/superpathways are Metabolism and Metapathway biotransformation Phase I and II. Affiliated tissues include liver and skin, and related phenotypes are prolonged neonatal jaundice and neonatal hyperbilirubinemia