Nonspecific ulcer of the colon.
D000293:Adolescent; D000328:Adult; D003082:Colectomy; D003108:Colonic Diseases / Q000473:pathology / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014456:Ulcer / Q000175:diagnosis / Q000473:pathology / Q000601:surgery