title: Ulcerative disease of the large intestine in patients more than 50 years old.
mesh_terms: D000367:Age Factors; D000368:Aged; D003082:Colectomy; D003093:Colitis, Ulcerative / Q000150:complications / Q000175:diagnosis / Q000401:mortality / Q000601:surgery; D003110:Colonic Neoplasms; D003125:Colostomy; D005260:Female; D006099:Granuloma / Q000150:complications; D006801:Humans; D007081:Ileostomy; D008297:Male; D008875:Middle Aged