title: Colitis in the elderly.
mesh_terms: D000368:Aged; D000375:Aging; D000900:Anti-Bacterial Agents / Q000009:adverse effects; D003092:Colitis / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology*; D003093:Colitis, Ulcerative / Q000175:diagnosis / Q000503:physiopathology; D003424:Crohn Disease / Q000175:diagnosis / Q000503:physiopathology; D003937:Diagnosis, Differential; D006801:Humans; D008875:Middle Aged; D012008:Recurrence; D012812:Sigmoidoscopy
chemical_list: D000900:Anti-Bacterial Agents