,PROCEDURE: , Incision and drainage (I&D) of abdominal abscess, excisional debridement of nonviable and viable skin, subcutaneous tissue and muscle, then removal of foreign body.
,PROCEDURE : , Incision and drainage ( I&D ) of abdominal abscess , excisional debridement of nonviable and viable skin , subcutaneous tissue and muscle , then removal of foreign body .