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脐带缠绕是造成胎儿宫内窘迫的重要原因之一,其发生率为2 0 %～2 5 % ,严重可导致新生儿窒息甚至围产儿死亡。如果产前能及时诊断出脐带绕颈并给予恰当处理,可降低围产儿病死率。我院以脐带绕颈者的脐血流S/D值作为判断胎儿预后和选择分娩方式的指标,现报告如下。1 资料和方法
Umbilical cord entanglement is one of the most important causes of intrauterine distress. Its incidence rate is 20% -2.5%. Severe neonatal asphyxia and even perinatal death can occur. If prenatal diagnosis of the umbilical cord around the neck and give appropriate treatment, can reduce perinatal mortality. Umbilical cord around my neck in patients with umbilical cord blood flow S / D value as a fetal prognosis and choose the mode of delivery indicators, are as follows. 1 data and methods