White dots on anal bumps may be related to conditions such as folliculitis, condyloma acuminatum, perianal eczema and vitiligo. 1. Folliculitis: If the bumps in the anus are raised and red, with obvious pain, and there are white dots on the tips of the follicles, it may be folliculitis. 2. Condyloma acuminatum: If the bumps at the anus are papillary or cauliflower-shaped, and the surface skin is grayish-white, it may be condyloma acuminatum caused by human papilloma virus infection. 3. Perianal eczema: If the patient has perianal eczema, there may be crystal clear blisters around the anus, which may also be white, but will be accompanied by obvious itching. 4. Vitiligo: Vitiligo may grow in any part of the body, if it grows in the anus, it can be manifested as the appearance of dotted or flaky white patches, the skin in the patch area will not have itching and pain. White spots on anal pimples may also be other causes, it is recommended that patients seek timely medical attention, do systematic examination, identify the cause of the disease, and actively deal with it.