Mycology/Parasitology USMLE Step 1 Practice Question
A 28-year-old immunocompetent man from Ohio develops fever, myalgias, and a dry cough that progresses over 4 weeks. He works in construction and was recently exposed to bird droppings in an old building. Blood cultures are negative. Chest X-ray shows mediastinal lymphadenopathy with hilar infiltrates. Which of the following organisms is most likely responsible?
Answer choices
- AHistoplasma capsulatumCorrect answer
- BBlastomyces dermatitidis
- CAspergillus fumigatus
- DCryptococcus neoformans
- ECoccidioides immitis
- FPneumocystis jirovecii
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