Anorectal Crohn's disease.
D000328:Adult; D000368:Aged; D001004:Anus Diseases / Q000188:drug therapy*; D001379:Azathioprine / Q000627:therapeutic use*; D001706:Biopsy; D003424:Crohn Disease / Q000188:drug therapy* / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012007:Rectum / Q000473:pathology
D001379:Azathioprine