Venereal disease of the anal region.
D000293:Adolescent; D000328:Adult; D001004:Anus Diseases / Q000188:drug therapy / Q000209:etiology* / Q000473:pathology; D002648:Child; D003075:Coitus; D003218:Condylomata Acuminata / Q000473:pathology / Q000601:surgery; D005260:Female; D005401:Fissure in Ano / Q000209:etiology; D006716:Homosexuality; D006801:Humans; D008297:Male; D012749:Sexually Transmitted Diseases; D012883:Skin Ulcer / Q000188:drug therapy / Q000473:pathology; D013587:Syphilis / Q000188:drug therapy / Q000473:pathology