Attempt to find out if patient has a<unk>  vs laryngectomy from history. If the latter is present, the stoma is the only way to ventilate the patient.
Tracheostomy complications
Tracheostomy obstruction
Tracheostomy dislodgement
Tracheostomy infection
Tracheostomy bleeding
Chylous leak
Phrenic nerve/diaphragmatic stimulators complications
Trachobronchial injury