title: Tracheal hamartoma causing unique stridor and a review of the literature.
mesh_terms: D001706:Biopsy; D001999:Bronchoscopy; D005336:Fiber Optic Technology; D006222:Hamartoma / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012135:Respiratory Sounds / Q000209:etiology*; D014132:Trachea / Q000473:pathology; D014134:Tracheal Neoplasms / Q000175:diagnosis*