An attack on tracheostomy.
D006470:Hemorrhage / Q000209:etiology; D006801:Humans; D007442:Intubation, Intratracheal; D012141:Respiratory Tract Infections / Q000209:etiology; D013530:Surgical Wound Infection / Q000209:etiology; D014133:Tracheal Diseases / Q000209:etiology; D014140:Tracheotomy / Q000009:adverse effects*