Anorectal abscess fistula.
D000038:Abscess / Q000145:classification / Q000473:pathology / Q000601:surgery*; D001004:Anus Diseases / Q000145:classification / Q000473:pathology / Q000601:surgery*; D006801:Humans; D008722:Methods; D012002:Rectal Diseases / Q000145:classification / Q000473:pathology / Q000601:surgery*; D012003:Rectal Fistula / Q000145:classification / Q000473:pathology / Q000601:surgery*