彩色多普勒能量图相比传统的彩色多普勒速度图（color Doppler velocity, CDV）有一定的优越性， CDE能探测到更低速的血流信号，显示血流不受流速、方向和探测角度的影响，获得血流信...
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彩色多普勒速度能量图 Convergent Color Doppler
对51例房间隔缺损（ASD）患者术前进行彩色多普勒速度图（CDV）和彩色多普勒速度能量图（CCD）检查，对房水平分流的方向、分流束的边界连续性及彩色充填进行观察对比分析。
To exlore the dignostic validation of CCD on atrium level shunt and compare it with CDV, 51 patients of atrial septal defect( ASD) received CDV and CCD examination before operation.
目的：探讨彩色多普勒速度能量图肾脏血流测定对高血压各期肾损害的诊断价值。
Objective: to explore the diagnostic value in different stages of renal damage due to hypertension with color Doppler speed energy graph examination in renal blood flow.
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