目的比较二维及三维超声对胎儿唇腭裂的诊断价值。
Objective Comparative the value of diagnosis of fetal cleft lip and cleft palate with two-dimensional ultrasonography and three-dimensional ultrasonography.
方法： 应用二维及三维超声对孕18周以上的胎儿进行产科常规检查，重点观察胎儿的颜面部。
Methods: Pregnant women with gestation age over 18 weeks were examined using two dimensional and three dimensional ultrasound. The nose lip structure of those fetuses was observed.
目的：探讨应变率成像(SRI)及三维超声成像(3 - DE)评价尿毒症患者左房收缩功能的临床价值。
Objective: to evaluate left atrial (LA) systolic function in patients with uremia by strain rate imaging (SRI) and real-time three dimensional echocardiography (3-de).
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