This web page is archived for historical genital and is no longer being updated. Newer content is available at www. In the United States, herpes young, sexually active patients who have genital, anal, or perianal ulcers have either genital herpes or syphilis. The frequency of each condition differs by lesion area and population; however, genital herpes is the most prevalent of these diseases. More than one etiologic agent e. Less common infectious causes of genital, anal, or perianal single include chancroid and donovanosis. HSV, syphilis, and chancroid have been associated with an increased risk for HIV transmission, and genital, anal, or perianal lesions might be associated with conditions that are not sexually transmitted e. In women, genital herpes sores may appear on the outer lips (labia majora), inner lips (labia minora) and entrance of the vagina. Blisters may also appear on the clitoris, anus, buttocks and thighs. On the one hand, such concern is understandable, because herpes can have devastating consequences for a newborn. But on the other hand, the risk is extremely low, experts agree especially for women with known, long-standing infections. Difference Between Pimples and Herpes Sore. A bump on your genital area may be a simple pimple or some infection like herpes. Herpes is one of the most common infection affecting that area. average male shoe size by height Diabetes Type 1 Type 2 Prevention. Mental Health Anxiety Depression. This expert forum is not accepting new questions. Please post your question in one of our medical support communities.