初产妇，33岁，孕36周时发生胎膜早破，住院观察。与胎膜早破有关的病因是A.底蜕膜出血 B.黄体酮水平过高 C.宫颈内口松弛 D.胎盘绒毛血管瘤...

作者: tihaiku 人气: - 评论: 0

问题初产妇，33岁，孕36周时发生胎膜早破，住院观察。与胎膜早破有关的病因是

选项 A.底蜕膜出血 B.黄体酮水平过高 C.宫颈内口松弛 D.胎盘绒毛血管瘤 E.胎盘面积过大

答案 C

解析宫颈内口松弛是胎膜早破的常见病因之一。

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