Objective To investigate the application of a self made echo contrast agent and power Doppler imaging of ultrasonography on the vascularity of hepatic metastasis in experimental rabbits.
目的探讨自制造影剂和超声显像新技术在诊断实验性转移性肝癌血管特征中的应用价值。
Results Compared with dynamic CT, 93.9% (31/33) of tumors before treatment were demonstrated as enhancement on both intermittent harmonic power Doppler imaging and gray-scale harmonic subtraction.
结果以动态增强CT结果为金标准，治疗前33个肝癌结节，超声造影增强的阳性率为93.9%（ 31/ 33） ；
Purpose to evaluate the value of color Doppler power imaging (CDPI) in diagnosing hepatocellular carcinoma.
目的探讨肝癌的彩色多普勒功率显像诊断价值。
By taking power Doppler harmonic imaging, 16 segments for semi quantitative scoring were chosed.
采用能量谐波方法显像，16节段半定量记分法目测评分。
Objective To assess normal liver contrast color enhancement using harmonic power imaging (HPI), comparative studies between HPI and color Doppler flow imaging (CDFI) were performed.
目的评价谐波能量显像（HPI）在正常肝脏声学造影中的造影增强效果，并与彩色多普勒血流显像（CDFI）进行对比。
Objective: To assess the diagnostic value of contrast enhanced color Doppler power imaging in retained placenta during puerperal period.
目的：探讨能量多普勒增强造影在晚期产后胎盘滞留诊断中的应用价值。
Conclusion: Color and power Doppler flow imaging is useful in the differential diagnosis of hepatic tumors.
结论：彩色和能量多普勒血流显像对肝脏肿瘤良恶性的鉴别有重要价值。
Objective: To assess the diagnostic value of color Doppler power imaging (CDPI) in retained placenta during puerperal period.
目的：估价彩色多普勒能量图(CDPI)在晚期产后胎盘滞留诊断中的价值。
Objective:To Assess the diagnostic value of Doppler power tissue imaging(DPTI) on Quantitating the endocardial size of infarct myocardium.
目的：探讨多普勒能量组织成像技术（DPTI）定量梗死心肌内膜面积的价值。
Objective To detect the value of three-dimensional power Doppler ultrasonography (3D PDU) in cardiovascular imaging of the fetus.
目的探讨三维能量多普勒超声在胎儿心血管检查中的价值。
Objective To detect the value of three-dimensional power Doppler ultrasonography (3D PDU) in cardiovascular imaging of the fetus.
目的探讨三维能量多普勒超声在胎儿心血管检查中的价值。
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