Genital warts are a sexually transmitted disease that appears externally on the genitalia, in the anal area, internally in the upper vagina or cervix, and in the male urethra.

The lesion is typically raised and pinkish. This condition may produce no symptoms at all, or cause itching, burning, tenderness, pain during intercourse, or frequent urination.

Some half a million new cases of genital warts are diagnosed in the U.S. each year. Technically known as condyloma acuminata, genital warts are...