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Up to: Crigler-Najjar syndrome
Crigler-Najjar syndrome type 1
Crigler-Najjar syndrome type 1 (CNS1) is the most severe form of CNS, a hereditary disorder of hepatic bilirubin conjugation, characterized by severe neonatal unconjugated hyperbilirubinemia due to a complete absence of hepatic bilirubin glucuronosyltransferase (BGT).
This condition has no sub-types.