KROK 1 2012 – Question 65 · KROK (Medicine) · Pathophysiology
A man with a long-term history of bronchial asthma died from asphyxia. Histological examination of his lungs revealed that the lumens of bronchioles and minor bronchi contained a lot of mucus with some eosinophils. There was also sclerosis of interalveolar septa, dilatation of alveole lumens. What mechanism accounts for the development of hypersensitivity reaction?
- A. Reagine reaction
- B. Granulomatosis
- C. Immune complex reaction
- D. Cytotoxic reaction
- E. Lymphocyte-mediated cytolysis
Hint
Ask which of the four classic hypersensitivity mechanisms produces immediate bronchospasm and eosinophil-rich secretions.
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