The cysts of the foot joint are mainly tendon sheath cysts of the foot, which are found in the slide of the tendons of the foot joint, and the treatment methods are mainly as follows: 1. Extrusion therapy, using both thumbs to strongly squeeze the cysts of the foot to break the wall of the swelling, after the extrusion, you can apply ointments to activate blood stasis, reduce swelling and pain, such as golden ointment or Wan Ying ointment, and apply pressure bandages. 2. The cyst is disinfected, then the cyst fluid is extracted with a syringe and injected with medicine, after which the cyst is squeezed and massaged to rupture the cyst wall, and then pressure bandaged. 3.Surgical treatment is performed, the skin is cut after anesthesia, the cyst is stripped from the surrounding tissue, the wound is sutured and pressure bandaged after removal. Generally speaking, treating foot cysts with medication can relieve the symptoms of swelling and pain in foot cysts, but it cannot make the cysts disappear completely, so if complete treatment is needed, it is better to use surgical treatment.