A 35 year old sailor from a merchant ship that has been cruising the Caribbean presents to a clinician because of painful, flocculent masses in his groin. Physical examination demonstrates multiple enlarged, abscessed lymph nodes draining through the skin indolent sinuses. The sailor describes previously having a small papular lesion on his penis that spontaneously resolved. Which of the following is the most likely diagnosis?
Condyloma acuminatum Granuloma inguinale Herpes virus infection Lymphogranuloma venereum