正常位置的胎盘于20周后至胎儿娩出前有部分或完全剥离者称为胎盘早剥（以下简称早剥）。发病率为0．5％～2％。发病率的高低与收治妊高征患者多少有关。早剥是一种严重的产科并发症，往往起病急，进展快，如不及时处理可威胁母儿生命。1病因1．1孕妇高血压或血管病变，多见于 The normal position of the placenta after 20 weeks to the fetus before delivery is partially or completely stripping known as placental abruption (hereinafter referred to as abruption). The incidence rate of 0.5% to 2%. The level of incidence and treatment of PIH patients how much. Early stripping is a serious obstetric complication, often with acute onset and rapid progress, which can threaten the mother and child’s life if not treated in time. 1 etiology 1.1 pregnant women with hypertension or vascular disease, more common in