Random Flashcards
Unconjugated hyperbilirubinemia. AD. Decreased UGT1A1 activity. Mild, but occasionally causes kernicterus
Crigler Najjar Syndrome Type 2
Unconjugated hyperbilirubinemia. AR. Decreased UGT1A1. Innocuous
Gilbert
AR. Conjugated hyperbilirubinemia. Decreased biliary excretion. Innocuous
Dubin-Johnson
Mutation in Canalicular MDR protein 2 (MRP2)
Dubin-Johnson
Pigmented cytoplasmic globules in liver
Dubin-Johnson
AR. Conjugated hyperbilirubinemia. Decreased hepatocyte uptake and storage. Decreased biliary excretion. Innocuous.
Rotor syndrome
Hem > biliverdin by
Heme oxygenase
Biliverdin > unconjugated bilirubin by
Biliverdin reducatase
Unconjugated bilirubin > conjugated bilirubin by
UDPGT (glucuronyl-bilirubin transferase)
Conjugated bilirubin is excreted in
Bile
Stercobilin is excreted in
Stool
Urobilin is excreted in
Urine
Unconjugated hyperbilirubinemia. AR. No UGT1A1 activity. Fatal in neonatal period.
Craiger Najjar syndrome type 1
Middle aged and older. Common in USA. ANA and ASMA
Type 1 autoimmune hepatitis
Children and teenagers. Southern Europe. Anti-LKM1
Type 2 autoimmune hepatitis