3 Weeks Of Dry in Medicine / Internal Medicine — 54yo Man | Respiratory / Pulmonology | SMLE Q#2306
SMLE Question #2306
Medicine / Internal Medicine
Respiratory / Pulmonology
Objective: OBJ-123
Last updated: February 2026
A 54-year-old man presents with 3 weeks of dry cough and progressive exertional dyspnea. Chest examination shows fine bibasilar inspiratory crackles. High-resolution CT of the chest shows bilateral patchy ground-glass opacities without focal consolidation or pleural effusion. Bronchoalveolar lavage shows lymphocytic predominance with negative cultures. This presentation is consistent with interstitial pneumonitis. Interstitial pneumonitis is most commonly associated with which type of pneumonia?
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