[Anorectal syphilis].
D001004:Anus Diseases / Q000209:etiology*; D004487:Edema / Q000209:etiology*; D006801:Humans; D008297:Male; D012002:Rectal Diseases / Q000209:etiology*; D013587:Syphilis / Q000150:complications*; D014456:Ulcer / Q000209:etiology*
Anorektal lues.