彩色超声多普勒成像(color doppler imaging,cdi)当超声探头与被检测界面间有相对运动时,产生频移,这种现象称多普勒效应。
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彩色超声多普勒成像术 color Doppler imaging
目的：探讨利用三维彩色多普勒超声成像评价颈动脉狭窄程度的准确性。
AIM: To explore the accuracy of three dimensional color Doppler ultrasonography in evaluating the extent of carotid artery stenosis.
方法选择156例RA患者312个膝关节行高频超声检查，观察二维声像图和彩色多普勒血流成像特征。
Methods 312 knee joint in 156 patients with ra were studied with high-frequency ultrasound and color doppler flow imaging.
彩色多普勒与三维超声成像技术的结合更易于显示肿瘤血管“抱球征”、“提篮征”、“周围血管绕行征”的立体构型。
Color Doppler combining with 3d ultrasound imaging technique could display the stereoscopic configuration of "holding ball", "hand-basket", "surrounding blood vessel bypass".
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