[Indication for preventive measures in benign colonic diseases].

For non-malignant colon diseases the indications for preventive measures can be of tumorous and non-tumorous nature. In case of ulcerative colitis and Crohn's colitis local and systemic complications may demand a colectomy. The operative procedures in this case are proctomucosectomy with ileumpouch or ileorectostomy , if continence can be preserved. Mucosal proctectomy with ileumpouch will prevent the obligatory malignant change in familial adenomatosis. The preventive resection in diverticulitis bewares of the complication of the progressive phlegmonous infection of the colonic wall.