正常妊娠,母体的止、凝血功能发生了许多改变,包括凝血因子活性增高,抗凝因子浓度和纤溶活性显著降低。这些改变有利于保证胎盘功能,降低分娩时出血风险,当然也容易导致血栓栓塞和胎盘血管综合征。妊娠并发血栓危及母婴,重者可导致母婴死亡。如何合理利用凝血和纤溶标志物,有效 In normal pregnancy, many changes have taken place in the mother’s body and blood coagulation, including increased clotting factor activity, and significantly reduced anticoagulant factor concentration and fibrinolytic activity. These changes help to ensure placental function, reduce the risk of bleeding during childbirth, and of course also lead to thromboembolism and placental vascular syndrome. Pregnancy complicated by thrombosis mother and child, severe cases can lead to maternal and infant deaths. How to make rational use of coagulation and fibrinolysis markers, effective