Edema of thighs and buttocks of pregnant women may be physiological or pathological edema. If it is physiological edema, appropriate rest can be; if it is hypertension, malnutrition and other pathological edema, you can supplement nutrition or oral antihypertensive drugs. 1. Physiological edema: after pregnancy, the concentration of albumin will decrease and cause plasma colloid osmotic pressure to decrease, the symptoms of edema; may also be due to the uterus is compressed in the late stages of pregnancy, which in turn causes edema of the lower limbs, at this time, no special treatment, appropriate rest can be. 2. Pathological edema: if the pregnant woman during pregnancy intake of nutritional deficiencies or high blood pressure, can be appropriate to supplement some of the nutrients or comply with the doctor’s instructions orally antihypertensive drugs, such as nifedipine and so on. If the symptoms of edema in pregnant women are not relieved, or other symptoms, it is recommended to go to the hospital in a timely manner, by the doctor for scientific treatment, so as not to delay the condition.