title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 50-1985. A 41-year-old man with diffuse tracheal narrowing.
mesh_terms: D000328:Adult; D004431:Ear, External / Q000473:pathology*; D006801:Humans; D008297:Male; D011081:Polychondritis, Relapsing / Q000150:complications / Q000175:diagnosis / Q000473:pathology*; D014132:Trachea / Q000473:pathology*; D014135:Tracheal Stenosis / Q000209:etiology