妊娠中期常规测量子宫颈长度的争议
Chinese Journal of Practical Gynecology and Obstetrics(2023)
Abstract
早产是导致早产儿近远期并发症的主要因素,尽管某些流行病学的高危因素是早产的主要诱因,但仅有10%的孕妇在妊娠34周之前发生早产.无论是单胎妊娠还是双胎妊娠,在妊娠18~24周常规经阴道超声测量子宫颈长度,以25mm作为截断值,可以起到预测早产的作用.
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