I got a pimple on my private part.

Private parts long acne, there are many kinds of possibilities. If the acne long time is relatively short, there is a mild itch or pain feeling, consider the more common disease is local hair follicle sebaceous gland bacterial infection inflammation, followed by some mites insect bites formed acne. If the long time is relatively long, should consider some benign skin of small pets, such as dermatophytes, fibroma, epidermal cyst, fat cyst tumor and so on. If there has been a history of unclean sexual contact before, but also consider some sexually transmitted diseases, such as syphilis hard chancre, flat condyloma, condyloma acuminatum and other diseases, this should be timely to the hospital to check to determine.