近年来由于剖宫产率逐渐升高 ,剖宫产术后各种并发症也相应增多 ,其中剖宫产术后晚期出血甚至是反复大量出血也时有发生 ,直接危及受术者生命安全 ,现就其有关问题简述如下。1　剖宫产术后晚期出血的概念　　产后晚期出血通常是指产妇分娩 2 4h后至产褥期末所发生子宫大出血而 In recent years, due to the gradual increase in cesarean section rate, a variety of complications after cesarean section also increased, including late cesarean section bleeding and even repeated heavy bleeding have occurred, directly endanger the life and safety of the surgeon, The relevant issues are briefly described below. 1 cesarean section after the concept of late bleeding usually refers to the late postpartum hemorrhage 24 hours after the delivery of labor to the occurrence of uterine bleeding at the end of the puerperium