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胎儿娩出后24h内失血量超过500ml为产后出血,产后出血是产科常见的并发症,至今仍居我国孕产妇死亡的首位。近年来,因各种原因剖宫产率逐年增加,亦因各种原因剖宫产术后出血的发生比阴道分娩多。因此预防剖宫产术后出血备
Within 24 hours after delivery of the fetus, the amount of blood loss exceeding 500 ml after delivery is postpartum hemorrhage. Postpartum hemorrhage is a common complication of obstetrics, and still ranks first in maternal death to this day. In recent years, cesarean section rate increased year by year for various reasons, but also because of various reasons, cesarean section after bleeding occurred more than vaginal delivery. Therefore, prevention of bleeding after cesarean section