title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 23-1993. A 30-year-old man with a dry cough, dyspnea, and nodular pulmonary lesions.
mesh_terms: D000328:Adult; D001988:Bronchiolitis / Q000473:pathology*; D003937:Diagnosis, Differential; D004417:Dyspnea / Q000209:etiology; D006801:Humans; D006965:Hyperplasia; D008168:Lung / Q000473:pathology*; D008297:Male; D011658:Pulmonary Fibrosis / Q000473:pathology*