Question
70. A 38-year-old woman, who is being treated with corticosteroids for systemic lupus erythematosus, presents with chronic nonproductive cough. She breeds pigeons for avian hobbyists. A chest X-ray reveals a 2-cm nodule in the upper lobe of the right lung. The lung nodule is resected. Histologic examination reveals granulomas and budding yeast forms, which stain positively for polysaccharides as shown in the image. What is the appropriate diagnosis?
| A. |
Actinomycosis |
| B. |
Coccidioidomycosis |
| C. | Cryptococcosis |
| D. |
Histoplasmosis |
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