title: [Emergencies and urgent operations in ulcerative colitis].
mesh_terms: D000293:Adolescent; D000328:Adult; D003082:Colectomy; D003093:Colitis, Ulcerative / Q000150:complications / Q000601:surgery*; D004630:Emergencies; D006801:Humans; D007416:Intestinal Perforation / Q000209:etiology / Q000601:surgery; D008297:Male; D008532:Megacolon, Toxic / Q000209:etiology / Q000601:surgery*
vernacular_title: Operaciones de emergencia y urgentes en la colitis ulcerosa