KROK 1 2011 – Question 58 · KROK (Medicine) · Biological Chemistry

A patient has an increased pyruvate concentration in blood, most of it is excreted with the urine. What kind of avitaminosis has this patient?

  1. A. B3
  2. B. E
  3. C. B6
  4. D. B2
  5. E. B1
Hint

Think about the enzyme complex that normally removes pyruvate by converting it to acetyl-CoA, and ask which vitamin supplies its coenzyme.

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