KROK 1 2010 – Question 24 · KROK (Medicine) · Biological Chemistry
A 46 year old woman suffering from cholelithiasis developed jaundice. Her urine became dark-yellow and feces became colourless. Blood serum will have the highest concentration of the following substance:
- A. Urobilinogen
- B. Mesobilirubin
- C. Biliverdin
- D. Conjugated bilirubin
- E. Unconjugated bilirubin
Hint
Consider whether the block lies before the liver, within it or after it, and which form of the pigment then backs up into the blood.
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