title: An unusual cause of sudden complete airway obstruction.
mesh_terms: D000402:Airway Obstruction / Q000209:etiology*; D002675:Child, Preschool; D006801:Humans; D006976:Hypertension, Pulmonary / Q000601:surgery; D007442:Intubation, Intratracheal; D008297:Male; D011651:Pulmonary Artery / Q000601:surgery; D014188:Transposition of Great Vessels / Q000601:surgery