The small bumps on the inner vagina may be caused by physiological phenomena such as folds on the vaginal wall, and may also be caused by diseases such as condyloma acuminatum and vaginal polyps. 1. physiological phenomenon: if the female body estrogen secretion more, may cause the vaginal mucosa hyperplasia, the vaginal wall of the local formation of folds, so that the inner vagina appeared small pimples, is a normal physiological phenomenon. 2. warts: the cause is mainly caused by human papillomavirus infection, the majority of female patients in the vagina, cervix and other places in the skin mucous membrane superfluous. 3. Vaginal polyps: the cause of the disease is mainly related to surgery, inflammation and other factors, the patient’s lower end of the vagina as well as the side wall of the benign redundant organisms will appear. There are many reasons that lead to small bumps on the inner vagina, and it is recommended that patients go to the hospital to get a clear picture of the cause of the disease.