Cerebral infarction foot swelling may be caused by lower limb paralysis leading to neurogenic edema, lower limb venous thrombosis, cardiac insufficiency and other reasons. 1. Neurogenic edema: if the paralyzed side of the foot is swollen, considering the existence of neurogenic edema, it is recommended to actively rehabilitate and exercise, and can be combined with a small dose of diuretic and dehydrating drugs, such as hydrochlorothiazide and other symptomatic treatment. 2. Lower extremity venous thrombosis: the paralyzed side of the leg due to activity limitation, can lead to deep vein thrombosis of the lower extremity, resulting in swelling of the foot, need to be braked, and at the same time give anticoagulant medication such as rivaroxaban, and if necessary, need to be surgically placed on the filter treatment, to prevent pulmonary embolism. 3. Cardiac insufficiency: When patients with cerebral infarction suffer from cardiac insufficiency, their feet may be swollen, and they need to be given drugs to improve cardiac function, such as digoxin and furosemide for symptomatic treatment. Cerebral infarction foot swelling, it is recommended to consult a doctor in time, after the cause of the disease is clear, targeted treatment, do not blindly self-medication.