Ulceration of the rectum and terminal portion of the colon; significance in absence of malignant disease and chronic ulcerative colitis.
D003093:Colitis, Ulcerative; D003106:Colon; D003108:Colonic Diseases; D006801:Humans; D012002:Rectal Diseases; D012007:Rectum; D014456:Ulcer
COLON/ulcers; RECTUM/ulcers