Diverticular disease of the colon.
D000328:Adult; D000368:Aged; D004239:Diverticulitis, Colonic / Q000209:etiology*; D004241:Diverticulum, Colon / Q000209:etiology*; D006801:Humans; D008875:Middle Aged; D009130:Muscle, Smooth / Q000473:pathology; D009135:Muscular Diseases / Q000209:etiology