The ankle is still swollen a month after the fracture, this situation: 1, first of all, should go to the hospital for a film examination, to see if there is no fracture of the ankle position. If there is displacement should be carried out surgery, the old fracture broken end of the hardened surface for excision, and then surgical internal fixation measures for treatment. If there is no displacement, external immobilization in a cast can be performed, which can promote healing of the fracture. Failure to perform immobilization as well as surgery can lead to poor recovery of the fracture and result in persistent swelling.2. An MRI of the ankle should be done to see if there is any tearing of the ligaments in the ankle area. If there is a tear, external cast immobilization or surgical incision should also be considered, followed by anastomosis treatment of the broken ends. If there is no tear, it is considered to be a strain or damage to the surrounding soft tissues, you can elevate the foot above the level of the heart, through gravity to reduce inflammatory edema as well as bruising and swelling, which can play a good role in reducing swelling. You can also orally take Chinese medicines that activate blood circulation and remove blood stasis and relieve tendons and collaterals, such as seven-leaf saponin sodium tablets and Guilon tendon and bone capsules, which can effectively increase blood circulation, promote the metabolism of local inflammation, and reduce the symptoms of swelling and pain.