[Case report of spiral endotracheal tube obstruction during anesthesia].
D000368:Aged; D000402:Airway Obstruction / Q000209:etiology*; D000770:Anesthesia, Endotracheal / Q000295:instrumentation*; D004868:Equipment Failure; D005260:Female; D006801:Humans; D007431:Intraoperative Complications / Q000209:etiology; D007825:Laryngectomy; D008297:Male; D013965:Thyroidectomy