在女性人流后前置胎盘发生率会6 - 15倍于常人。
Placenta previa occurs 6 to 15 times more often after a woman has had an abortion.
结论降低剖宫产率是减少凶险型前置胎盘发生的关键。
Conclusion The key point of reducing the incidence of pernicious placenta praevia is to step down the rate of cesarean section.
目的：探讨前置胎盘发生原因、终止妊娠时机、方式及止血措施。
Objective: to investigate the causes of placenta praevia, the timing and methods of stopping pregnancy and measures of stopping bleeding.
应用推荐