There are many reasons for foot swelling, the most is local soft tissue injury or local fracture caused by a trauma, if it is due to trauma, fracture caused by foot swelling, foot swelling can be reduced by plaster braking, elevating the lower limb, and using anti-swelling medication, the details are as follows: first, plaster braking, through the plaster braking can be stabilized fracture break, which can reduce the local Secondly, after the plaster fixation, the lower limbs should be elevated, which is conducive to the return of blood to the limbs, and also conducive to the reduction of swelling of the foot; thirdly, the use of medicines to reduce swelling can be intravenously injected with mannitol to reduce the swelling quickly, or oral antiplatelet tablets or villetin tablets to alleviate the swelling of the soft tissues.