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Fig. 2 | Surgical Case Reports

Fig. 2

From: Gluteal-fold flap repair of rectovaginal fistula caused by aluminum potassium sulfate hydrate-tannic acid injection for internal hemorrhoids: a case report

Fig. 2

Intraoperative views of the gluteal fold flap. a Perforator vessels of the internal pudendal artery are identified with a Doppler probe and marked on the medial point of the right ischial tubercle. A 5 × 15 cm diamond-shaped flap of skin, subcutaneous fat, and superficial fascia is designed. b Perforators of the internal pudendal artery in the fatty tissue act as a pedicle and provide skin flap circulation. c The gluteal-fold flap is rotated counter-clockwise through a subcutaneous tunnel and placed in the space above the rectal wall. d The donor site is closed and the skin flap is sutured to the vaginal wall defect. The skin flap is observed in the vaginal vestibule

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