KROK 1 2011 – Question 7 · KROK (Medicine) · Biological Chemistry
A 10-year-old girl has a history of repeated acute respiratory viral infection. After recovering she presents with multiple petechial hemorrhages on the sites of friction from clothing rubbing the skin. What kind of hypovitaminosis has this girl?
- A. C
- B. B6
- C. A
- D. B2
- E. B1
Hint
Fragile capillaries that bleed under mild friction suggest weak connective tissue; ask which vitamin is needed to mature the collagen of the vessel wall.
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