title: Toxic megacolon with perforation. Case report.
mesh_terms: D003093:Colitis, Ulcerative / Q000150:complications* / Q000000981:diagnostic imaging; D006801:Humans; D007416:Intestinal Perforation / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D011027:Pneumoperitoneum / Q000209:etiology; D011859:Radiography