• disorder
  • Crigler-Najjar syndrome or CNS is a rare inherited disorder affecting the metabolism of bilirubin, a chemical formed from the breakdown of the heme in red blood cells. (wikipedia.org)
  • known
  • These two types, along with Gilbert's syndrome, Dubin-Johnson syndrome, and Rotor syndrome, make up the five known hereditary defects in bilirubin metabolism. (wikipedia.org)