Double foot edema is always bad, can temporarily take furosemide tablets or spironolactone tablets, diuretic swelling, and need to promptly go to the hospital to find out the cause of the disease, for the cause of the drug treatment. The causes of edema include systemic and limited. 1. The causes of systemic edema are: (1) cardiogenic: mostly seen in coronary heart disease, heart failure and other diseases. Treatment needs to be directed at the cause of cardiac strengthening, vasodilatation, diuresis. (2) Hepatogenic: liver function abnormality caused by liver cirrhosis, and edema of both feet can occur in hypoproteinemia. The treatment is antiviral, hepatoprotective and hepatoprotective programs. (3) Nephrogenic: edema caused by renal insufficiency, impaired excretion and sodium retention. Give treatment to improve renal function, protect kidney and promote water and salt metabolism. (4) Endocrine: patients with decreased thyroid function may have non-sagittal edema of both feet, and treatment should be given levothyroxine tablets to supplement thyroxine therapy. (5) Idiopathic: for example, female menopausal syndrome, patients are instructed to keep their mood happy and pay attention to rest. 2. The causes of limited edema generally include venous thrombosis, vasculitis, etc. The treatment focuses on improving blood circulation and symptomatic treatment. Appearance of double foot edema is always bad, not to delay, in order to prevent the delay of treatment, it is recommended that patients go to the hospital, clear cause of the disease in the doctor’s guidance under the guidance of medication.