KROK 1 2013 – Question 111 · KROK (Medicine) · Biological Chemistry

Enzymatic jaundices are accompanied by abnormal activity of UDP-glucuronyl transferase. What compound is accumulated in blood serum in case of these pathologies?

  1. A. Choleglobin
  2. B. Conjugated bilirubin
  3. C. Unconjugated bilirubin
  4. D. Hydrobilirubin
  5. E. Dehydrobilirubin
Hint

Think about which step of haem breakdown in the hepatocyte depends on this transferase, and what form of the pigment must pile up in the blood when that step is impaired.

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