Crohn's disease of the colon.
D000368:Aged; D003106:Colon / Q000473:pathology; D003108:Colonic Diseases / Q000150:complications / Q000175:diagnosis / Q000473:pathology*; D003424:Crohn Disease / Q000150:complications / Q000175:diagnosis / Q000473:pathology*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male