title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 6-1989. A 57-year-old man with increasing dyspnea and a mediastinal mass.
mesh_terms: D001980:Bronchi / Q000473:pathology; D001982:Bronchial Diseases / Q000473:pathology / Q000601:surgery; D003251:Constriction, Pathologic; D005355:Fibrosis; D006660:Histoplasmosis / Q000473:pathology*; D006801:Humans; D008172:Lung Diseases, Fungal / Q000473:pathology; D008297:Male; D008480:Mediastinitis / Q000175:diagnosis / Q000209:etiology / Q000473:pathology*; D008875:Middle Aged; D011651:Pulmonary Artery / Q000473:pathology