默沙东 诊疗手册

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Normal Position and Presentation of the Fetus
正常胎位和胎先露
Normal Position and Presentation of the Fetus

在妊娠晚期,胎儿移动至适于分娩的胎位。正常的胎位是胎儿颜面部朝后(朝向母体背部)、面部和躯体偏向一侧、颈部弯曲,先露部是头。

在这些主题中
分娩