Crigler-Najjar Syndrome

**Definition:** A familial form of congenital hyperbilirubinemia transmitted as an autosomal recessive trait. It is characterized by icterus and brain damage caused by a glucuronyl transferase deficiency in the liver and faulty bilirubin conjugation.

**Tree numbers:** - C16.320.565.300.281 - C18.452.648.300.281

**Synonyms:** - Crigler Najjar Syndrome - Crigler-Najar Syndrome - Familial Nonhemolytic Unconjugated Hyperbilirubinemia - Hereditary Unconjugated Hyperbilirubinemia