随着临床剖宫产率的升高,凶险型前置胎盘的发生率亦明显增高。就目前国内外临床诊疗进展,建议对于孕周较小,胎儿发育不成熟,一般情况稳定的凶险型前置胎盘孕妇行期待治疗,其中包括抑制宫缩,促胎肺成熟,纠正贫血,加强胎儿宫内检测,适当延长孕周,择期剖宫产终止妊娠,改善母儿预后。 With the clinical cesarean section rate increased, the incidence of dangerous placenta previa was also significantly higher. On the current clinical diagnosis and treatment at home and abroad, it is recommended for gestational age smaller, fetal development is not mature, the general situation of stable placenta previa placenta expectant treatment expectant treatment, including inhibition of uterine contraction, promote fetal lung maturity, correct anemia, strengthen the fetus Intrauterine detection, appropriate extended gestational age, elective cesarean termination of pregnancy, improve maternal and child prognosis.