Subcutaneous emphysema, defined as the abnormal introduction of air into subcutaneous tissues, is a rare complication of dental treatment. More common causes of this entity include trauma, head and neck surgery, and general anesthesia. We present a case of periorbital subcutaneous emphysema that clinically appeared as unilateral angioedema during a dental treatment.
Article InformationCorresponding Author: Kassie A. Haitz, MD, Section of Dermatology, Dartmouth-Hitchcock Medical Center, One Medical Center Drive, Lebanon, NH 03756 (Kassiehaitz@gmail.com).
Published Online: June 18, 2014. doi:10.1001/jamadermatol.2014.478.
Conflict of Interest Disclosures: None reported.