KROK 1 2017 – Question 35 · KROK (Medicine) · Biological Chemistry
A 46-year-old woman suffering from cholelithiasis developed jaundice. Her urine became dark yellow, while feces are light-colored. What substance will be the most increased in concentration in the blood serum in this case?
- A. Mesobilirubin
- B. Unconjugated bilirubin
- C. Urobilinogen
- D. Conjugated bilirubin
- E. Biliverdine
Hint
Dark urine with pale feces shows that bile is not reaching the intestine; think about which form of the pigment is retained and which form can pass into the urine.
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