Restrictive Lung Disease USMLE Step 1 Practice Question
A 36 year old farmer develops episodic fever, cough, and dyspnea several hours after cleaning a moldy barn. Lung examination reveals fine crackles. CT scan shows diffuse ground glass and centrilobular nodules. Symptoms improve when he stays away from work for a week. Which of the following is the most likely diagnosis?
Answer choices
- AHypersensitivity pneumonitisCorrect answer
- BIdiopathic pulmonary fibrosis
- CPulmonary embolism
- DCommunity acquired pneumonia
- ESarcoidosis
- FOrganic dust toxic syndrome (ODTS)
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