约1％～5％的妊娠妇女有重度先兆子痫、胎盘早剥、胎死宫内及重症IUGR等严重的妊娠并发症。这些并发症在年龄较大、原有血管病(如慢性高血压、肾病及Ⅰ型糖尿病)、多胎妊娠及以往有过并发症的孕妇中发病率较高。重度先兆子痫、胎盘早剥及IUGR是胎死宫内、孕34周前早产、新生儿疾病和新生儿死亡的重要原因。而重度先兆子痫和胎盘早剥还是引起孕妇DIC、肾衰、肺水肿及脑出血的原因。因此,这些产科并发症仍是世界性的保健课题。 以往血管病、糖尿病、多胎妊娠是严重产科并发 About 1% to 5% of pregnant women have severe preeclampsia, placental abruption, fetal death and other severe IUGR severe pregnancy complications. These complications in the older, the original vascular disease (such as chronic hypertension, nephropathy and type I diabetes), multiple pregnancies and complications of pregnant women in the past had a higher incidence. Severe preeclampsia, placental abruption and IUGR are the important causes of fetal death, premature birth 34 weeks before pregnancy, neonatal disease and neonatal death. And severe preeclampsia and placental abruption or pregnant women caused by DIC, renal failure, pulmonary edema and cerebral hemorrhage reasons. Therefore, these obstetric complications are still a worldwide health issue. In the past vascular disease, diabetes, multiple pregnancy is a serious obstetric concurrency