胎盘早剥 Placental abruption 第一临床医学院妇产科教研室Obstetricsis“bloodybusiness” Even though the maternal mortality rate has been reduced dramatically by hospitalization for delivery and the availability of blood for transfusion, death from hemorrhage remains prominent in the majority reports. From willams obstetrics产科出血分类 产前出血 产后出血 n 胎盘早剥 宫缩乏力 n 前置胎盘 胎盘残留 n 血管前置 产道损伤 n 子宫破裂 凝血异常 定义 n 妊娠20周后或分娩期，正常位置的 胎盘在胎儿娩出前，部分或全部从 子宫壁剥离，称胎盘早剥（ Placental abrution）。发生率 l 发生率国内0.46-2.1，国外1-2. 发生率随孕妇年龄和产次增加.病 因 Etiology n 孕妇血管
