方法对产前行常规B超或彩超检查，疑有胎儿脐带绕颈的180例30～41周孕妇的超声检查结果与分娩结果进行对比分析。
Methods We compared the ultrasonic results of 180 cases who have been pregnant for 30 to 41 weeks and were suspected to have UCAN by B-US or CD-US to the results of delivery.
脐带绕颈胎儿剖宫产与自娩的胎儿宫内窘迫率及新生儿重度窒息率差异无显著性。 新生儿轻度窒息率差异有显著性。
Compared with the prevalence of fetal distress and neonatal severe asphyxia, there were no significant difference in different delivery pattern of cord entanglement.
目的：探讨胎儿脐血流检测及胎头下降试验对脐带绕颈的诊断及预测其胎儿预后的价值。
Objective:To study the value of umbilical blood stream examination and descending test of fetal head on antenatal diagnosis of cord around neck and perinatal prognosis.
脐带绕颈组胎儿宫内窘迫率、胎儿剖宫产率及羊水过少的发生率明显高于无脐带绕颈组（P<0·01）。
The rates of fetal intrauterine distress, cesarean section and the incidence of deficiency in amniotic fluid were obviously higher in cases of UCAN than in those cases without UCAN (P<0.01).
目的比较B型与彩色多普勒超声(彩超)在诊断胎儿脐带绕颈中的价值。
Objective To compare the value of B-mode (B-US) and color Doppler ultrasound (CD-US) in diagnosis of umbilical cord around neck (UCAN).
前言： 目的：研究脐带绕颈胎儿脐动脉、大脑中动脉血流变化的预测作用。
Objective:To investigate the value of blood flow change of umbilical artery(UA) and middle cerebral artery(MCA) in predicating adverse outcome of fetuses with cord around neck.
脐带绕颈组胎儿宫内窘迫率，胎儿剖宫产率及羊水过少的发生率明显高于无脐带绕颈组（P<0.01）。
The rate of fetal intrauterine poverty-stricken, caesarean birth and less of amniotic fluid is obviously higher in cases of UCAN than without UCAN (P<0.01).
脐带绕颈组胎儿宫内窘迫率，胎儿剖宫产率及羊水过少的发生率明显高于无脐带绕颈组（P<0.01）。
The rate of fetal intrauterine poverty-stricken, caesarean birth and less of amniotic fluid is obviously higher in cases of UCAN than without UCAN (P<0.01).
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