A New Skin Graft Donor Site Using the Abdominal Dog-Ear Deformity in Mastectomy Flap Necrosis

Abstract

A 51-year-old woman underwent NSM of the right breast and immediate breast reconstruction using a DIEP flap. A dog-ear deformity was apparent on both sides of the abdominal donor site (Fig. 1).The DIEP flap was then stable, but the mastectomy flap gradually became demarcated. She developed skin necrosis of the mastectomy flap, resulting in a significant skin defect (12 × 9 cm) (Fig. 2). Afterward, we planned a reconstruction for skin necrosis and