Bumps on the inner thigh root may be warts, or other diseases such as sebaceous cysts, lymphadenitis, boils and so on. 1. warts: a sexually transmitted disease caused by human papilloma virus infection, mainly caused by sexual transmission, will lead to the genitals, perineum, perianal skin, the emergence of protruding superfluous organisms, the appearance of the appearance of a papillate or coronal appearance, warts are rarely in the inner thighs, but there are a small number of patients in the root of the thighs of the inner side. 2. sebaceous cysts: local skin hair follicles sebaceous gland secretion, sebaceous gland conduit blockage, secretion stagnation, there may be the formation of local cystic structure, resulting in sebaceous cysts, may also be manifested in the inner thigh root long pimples. 3. Lymphadenitis: inguinal lymphadenitis, which may also cause localized lymph node enlargement, pain and other manifestations, may also cause the phenomenon of long bumps on the inner thigh root. 4. Boil: a purulent infection of the deep soft tissues of the hair follicles, which can also cause hard knots, swelling and pain under the skin at an early stage, and may also lead to the symptoms of inner thigh pimples. There may be other reasons for the growth of pimples on the inner thighs, and you need to go to the hospital in time for examination and clear cause of the disease and follow the doctor’s instructions for treatment.