Corman M L, Veidenheimer M C, Coller J A
Dis Colon Rectum. 1978 Sep;21(6):418-9. doi: 10.1007/BF02586718.
During 1964 through 1973, 76 men underwent abdominoperineal resection as part of or subsequent to resection for inflammatory bowel disease. No instance of permanent impotence was found. Proctectomy should not be deferred because of the risk of impotence.