B型超声诊断羊水量与胎儿预后的估计

B型超声诊断羊水量与胎儿预后的估计

羊水有保护母体及胎儿的作用。羊水的来源、量及组成随孕期发生变化。妊娠早期主要由母体血清由胎膜滤过而成,中晚期主要来源于胎儿尿液。羊水量在产时可以直接测量,以往产前靠触诊子宫以估计羊水量,准确性极差。B型超声检查(以下简称B超)根据羊膜腔暗区大小的测定,可较准确地估计产前的羊水量,能对异常者及时作出处...

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Bibliographic Details
Main Author: 孔秋英
Format: Article
Language:zho
Published: Editorial Office of Journal of Sun Yat-sen University 1984-01-01
Series:Zhongshan Daxue xuebao. Yixue kexue ban
Online Access:http://xuebaoyx.sysu.edu.cn/zh/article/43595806/
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