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宫颈长度正常是多少

更新时间: 2020-11-04 00:00:00     

宫颈的正常长度大约是3.-3.5厘米,随着妊娠月份的增长,宫颈管长度会逐渐变短。如果宫颈长度<2.5厘米,就是宫颈管过短,不会影响正常怀孕,但是会容易引起流产或者早产。如果怀孕后宫颈管<2.5厘米,就要减少站立少走路,避免使用腹压,建议在怀孕14-16周之间做宫颈环扎术,预防早产的发生。

关键词: 宫颈 长度 正常 多少

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