Clinical Images in Oral Medicine and Maxillofacial Radiology.

The article discusses progressive facial hemiatrophy, which involves slowly progressive but self-limited atrophy of facial subcutaneous fat, which is often followed by wasting of associated skin, cartilage, connective or ocular tissue, muscle, and bone. The etiology of the syndrome is unknown, with symptoms usually beginning in the first or second decades of life. The clinical presentation of the syndrome is detailed, focusing on its affects on one or more of the trigeminal dermatomes and other body parts.