title: Acute colonic ulceration proximal to obstructing colon neoplasms.
authors.forename: M
authors.initials: M
authors.lastname: Shimotsuma
authors.forename: H
authors.initials: H
authors.lastname: Tsujimoto
authors.forename: K
authors.initials: K
authors.lastname: Kuwata
authors.forename: T
authors.initials: T
authors.lastname: Nakamura
mesh_terms: D000230:Adenocarcinoma / Q000150:complications; D000368:Aged; D000369:Aged, 80 and over; D003093:Colitis, Ulcerative / Q000209:etiology*; D003110:Colonic Neoplasms / Q000150:complications*; D005260:Female; D006801:Humans; D007415:Intestinal Obstruction / Q000209:etiology*