Regional colitis (Crohn's disease of the colon).
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D003093:Colitis, Ulcerative / Q000175:diagnosis / Q000453:epidemiology; D003424:Crohn Disease / Q000175:diagnosis / Q000453:epidemiology / Q000473:pathology; D003604:Czechoslovakia; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged