剖宫产术中出血是剖宫产最常见的并发症,出血量多,速度快。虽然止血方法众多,但仍是导致孕产妇子宫切除、甚至死亡的主要原因。2002年1月-2007年12月,我们对剖宫产术后24 h出血量≥500 ml,且凝血功能正常的孕产妇903例出血原因及止血方法进行了分析。现报告如下。1临床资料1·1 Cesarean section bleeding is the most common complication of caesarean section, more bleeding, faster. Although a large number of hemostasis, but still lead to maternal uterine resection, or death of the main reason. From January 2002 to December 2007, we analyzed the cause of bleeding and the method of stopping bleeding in 903 pregnant women who had a blood clot ≥500 ml at 24 h after cesarean section and whose coagulation function was normal. The report is as follows. 1 clinical data 1.1