KROK 1 2009 – Question 35 · KROK (Medicine) · Pathophysiology
A female patient suffering from bronchial asthma had got a viral infection that provoked status asthmaticus with fatal outcome. Histological examination of lungs revealed spasm and edema of bronchioles, apparent infiltration of their walls with lymphocytes, eosinophils and other leukocytes; labrocyte degranulation. What mechanism of hypersensitivity underlies the described alterations?
- A. Autoimmune
- B. Immune cytolysis
- C. Immune complex
- D. Inflammatory
- E. Reagin reaction
Hint
Focus on what triggers the degranulation of mast cells and why eosinophils gather in the bronchiolar wall.
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