Fig. 2

A 66-year-old man with FG (A) had lesions involving the perianal, perineal, scrotal, and left inguinal regions accompanied with scrotal skin necrosis. (B) Thorough surgical removal of necrotic tissue was performed, (C) VSD sponges were inserted into the wound, and vacuum suction was maintained postoperatively. (D, E) The growth of fresh granulation was observed after one session of VSD). (F) Wound construction using tension-relieving sutures was performed after three VSD sessions