产后出血是分娩的严重并发症,是产妇死亡的主要原因之一。引起产后出血的原因很多,相关因素很复杂。本文仅对产后出血与流产的关系作初步探讨。 1 临床资料 随机抽取孕38～41周、单胎、无多产史、凝血功能正常、新生儿体重2500～4000g、均从阴道分娩的产妇400例,其中有流产史的200例为观察组,无流产史的 Postpartum hemorrhage is a serious complication of childbirth and is one of the major causes of maternal death. Causes of postpartum hemorrhage for many reasons, the relevant factors are complex. This article only on the relationship between postpartum hemorrhage and abortion for a preliminary study. 1 clinical data were randomly selected from 38 to 41 weeks pregnant, single birth, no history of multiple births, coagulation is normal, newborns weighing 2500 ~ 4000g, all from the vagina delivery of maternal 400 cases, of which 200 cases of miscarriage history for the observation group, No abortion history