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前置胎盘是产科出血的主要原因之一。近16年来,我院对部分患者采取产时静脉推药的方法,以探讨麦角新碱在预防前置胎盘产后大出血中的作用。1 临床资料 前置胎盘患者共155例,系以产前B超、剖宫产时及阴道分娩后胎盘检查作为诊断和分类依据。155例中,中央型46例,部分型50例,边缘型59例。对无心血管及血液系统疾病、麦角新碱试验阴性者,随机选不同类型的前置胎盘,阴道分娩者当其胎头娩出阴道或剖宫产当胎头娩出子宫切口后,立即静脉推注麦角新碱0.2mg。对照组胎儿完全娩出
Placenta previa is one of the main causes of obstetric hemorrhage. Nearly 16 years, our hospital on some patients take the method of intrapartum drug delivery, in order to explore ergometrine in the prevention of placental preterm bleeding in the role. A clinical data of 155 cases of placenta previa, Department of prenatal B ultrasound, cesarean section and vaginal delivery after placental examination as a basis for diagnosis and classification. Among the 155 cases, 46 were central, 50 were partial, and 59 were marginal. For no cardiovascular disease and blood diseases, ergometrine test negative, randomly selected different types of placenta previa, vaginal delivery when its fetal head vaginal or cesarean delivery when the fetal head after the uterine incision, the immediate intravenous injection of ergot New base 0.2mg. Control fetus completely delivered