Methods :130 patients with ICP and 60 healthy women in their late pregnancy were studied . S/D and PI, the blood flow resistance of fetal umbilical artery were determine d.

• 方法 :用胎儿脐血流检测仪检测 130例 ICP患者和 6 0例正常孕妇胎儿脐动脉血流阻力指标 S/ D和 PI。