a rare case of fournier gangrene after a colostomy closure

Introduction: fournier gangrene is a surgical emergency that presents as necrotizing fasciitis. it mainly involved the genital and perineal regions. the predisposing factors are immunosuppression, diabetes mellitus, alcoholism, and surgical procedures. the underlying source of infection is usually recognizable in the anorectal and genitourinary systems. the physical exam may be misleading as findings in early evaluation is minimal compared to the exact spreading of infection. a high index of suspicion is needed for early diagnosis of this condition and management with broad-spectrum antibiotic therapy and prompt surgical debridement.case presentation: in this case report, a case of fournier gangrene that occurred after colostomy closure in a patient with a previous history of colostomy due to bowel obstruction was presented.conclusions: the patient had extensive gas formation from chest to mid-thigh proximally and distally respectively but managed with surgical debridement and planned for future reconstructive surgery.