Primary tracheobronchial amyloidosis.
D000293:Adolescent; D000686:Amyloidosis / Q000175:diagnosis / Q000000981:diagnostic imaging; D001982:Bronchial Diseases / Q000000981:diagnostic imaging; D001999:Bronchoscopy; D006801:Humans; D008297:Male; D011859:Radiography; D012129:Respiratory Function Tests; D014133:Tracheal Diseases / Q000000981:diagnostic imaging