Cervicofacial subcutaneous air emphysema after dental extraction.

A patient was seen by a general practitioner for surgical removal of his third molar. A standard high-speed handpiece was used to remove the tooth. During the procedure, subcutaneous emphysema developed. Later the same day, the patient's swelling increased and his airway was compromised. The patient's condition, the differential diagnosis, etiological factors, and treatment of this condition are all detailed within this clinical report.