Revision 8 for 'Jaundice'

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Jaundice

Jaundice refers to a clinical sign of hyperbilirubinemia (>2.5 mg/dl) which has many causes. It is often a clue to a diagnosis. It can be largely divided into two types

  • obstructive
  • non-obstructive

Imaging has a major role in detecting the obstructive causes.

Pathology

Categories of causes

  • pre-hepatic (e.g. hemolytic)
  • hepatic (within the liver)
  • post-hepatic (due to obstruction in biliary system)

The biliary system can be divided into

Obstruction at any extrahepatic site will lead to proximal dilatation.

Common causes of obstruction

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