Pimples on the vulva and buttocks may be due to warts, eczema, folliculitis and other diseases. 1. Warts: a sexually transmitted disease caused by human papillomavirus infection, common in sexually active people, occurring in the external genitalia and anus around the skin and mucous membrane wet parts, manifested as papules, keratinized plaques, papillae, cauliflower pattern redundancy, the majority of patients do not have obvious self-conscious symptoms. 2. Eczema: is caused by a variety of internal and external factors of the superficial dermis and epidermal inflammation, vulvar and anal eczema can be manifested as the base of red papules, oozing, bleeding, itching, skin infiltration hypertrophy and other symptoms. 3. Folliculitis: mainly caused by bacterial infections such as Staphylococcus aureus, manifested as red papules and pustules around the hair follicles, accompanied by inflammatory reactions of redness, swelling, heat and pain, and a small amount of secretion after the pustules are ruptured. Vulvar and buttocks pimples may also be caused by other factors, it is recommended that patients seek medical attention in a timely manner, under the guidance of the doctor to clarify the diagnosis, and follow the doctor’s instructions for treatment.