Radiation injury to the sigmoid and rectum.
D003106:Colon / Q000293:injuries*; D012809:Colon, Sigmoid; D003108:Colonic Diseases; D006801:Humans; D009369:Neoplasms; D010386:Pelvic Neoplasms; D010388:Pelvis; D011832:Radiation Injuries; D011878:Radiotherapy / Q000150:complications*; D012002:Rectal Diseases; D012007:Rectum / Q000293:injuries*
COLON/wounds and injuries; PELVIS/neoplasms; RADIOTHERAPY/complications; RECTUM/wounds and injuries