胎儿骨骼系统异常产前超声诊断

来源 :中华医学会北京分会超声医学分会第八届(2015)北京郊区县超声学术研讨会 | 被引量 : 0次 | 上传用户:yueyinxiangzhu
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一、国际胎儿畸形筛查指南中骨骼系统筛查的要求:1、颅骨·大小:测量·形态:椭圆形、无局部突出或缺失.如柠檬头、草莓头·完整性:无骨质缺损·骨密度:回声连续回声过弱或过强(如骨矿化不足:成骨不全症、低磷酸酯酶症)2、脊柱:无脊柱畸形或肿物(脊柱矢状切面、脊柱横切面)2、肢体和远端:可显示双上肢和手,关系正常可显示双下肢和足,关系正常常规筛查时不需计数手指和脚趾
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