Answers:
A. Non caseating granulmoata
B. Caseating granulomata
C. Infiltrate of adenocarcinoma cells
D. Eosinophilic inflammatory infiltrate
E. Collagen and lymphocytic infiltrate
F. Neutrophilic infiltrate
G. Arterial vasculitis
H. Bronchiolitis obliterans organizing pneumonia (BOOP)
From the list above please select the most appropriate lung biopsy result to match up with each patient below :
1. A 70 year old non-smoking male, presents with weight loss, increasing breathlessness and bilateral alveolar infiltrates on Chest X-Ray. He is afebrile, and on PR exam has a large craggy prostate mass. HIs PSA is 25, and has already had 2 courses of broad spectrum antibiotics.
2. An 18 year old man who has just returned from Pakistan on gap year presents with acute breathlessness, non productive cough and wheeze, and loose stools. The stool contains parasites, there are bilateral alveolar infiltrates on Chest XRay. His symptoms have not improved despite 2 courses of broad spectrum antibiotics.
3. A 30 year old male presents with what looks like bruises on her shins, a red eye, breathlessness and chest Xray showing bilateral enlarged hilar nodes and associated bilateral fine alveolar infiltrates.

