Postoperative Complications of Percutaneous Tracheostomy in a Tertiary Anesthesia Intensive Care Unit: A 10-Year Retrospective Observational Study.

Minor bleeding and subcutaneous emphysema were among the minor complications (12.2%).

Pneumothorax, bleeding requiring transfusion, and deep tissue infection were among the major complications (10.5%).

Life-threatening complications (2.3%) included tracheoesophageal and tracheoarterial fistulas.

Early postoperative surveillance is crucial, as the majority of problems (89.9%) happened within 7 days of surgery.