Management of dermatofibrosarcoma protuberans of the face using lower trapezius musculocutaneous pedicle flap reconstruction: a case report.

Dermatofibrosarcoma protuberans (DFSP) is a rare neoplasm which represents <0.1% of all tumors but it is considered the most common skin sarcoma. It is a slow-growing tumor that arises from the dermis and invades deeper tissues.