title: Tracheal leiomyosarcoma: a unique cause of stridor.
abstract: A 26-year-old man presented with a 2-week history of hemoptysis and progressive upper airway obstruction. Roentgenograms and bronchoscopy confirmed a tracheal tumor, and a primary leiomyosarcoma was resected.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007890:Leiomyosarcoma / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D008297:Male; D008875:Middle Aged; D011859:Radiography; D014132:Trachea / Q000000981:diagnostic imaging; D014134:Tracheal Neoplasms / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D014140:Tracheotomy