Anorectal problems: discussion.
D000038:Abscess / Q000601:surgery*; D001004:Anus Diseases / Q000601:surgery*; D004241:Diverticulum, Colon / Q000150:complications; D005260:Female; D005401:Fissure in Ano / Q000601:surgery; D006801:Humans; D008297:Male; D010864:Pilonidal Sinus / Q000150:complications / Q000601:surgery; D012003:Rectal Fistula / Q000601:surgery*