本研究应用彩色多普勒血流会聚新方法评价了对二尖瓣狭窄的定量诊断，并与二维超声、压力降半时间及综合法测量二尖瓣狭窄进行了比较。
The quantification of mitral stenosis by using a new color Doppler flow convergence method was evaluated, and compared with two -dimensional echocardiography, pressure half- time and combined method.
结果3d -CDE技术对膀胱癌内部及周边血流显示逼真清晰，富有立体感，明显优于二维超声彩色多普勒能量图(2 D - CDE)。
Results 3d CDE could show the blood streams inside and around the tumors clearly, lively and stereoscopically. It was obviously better than two dimensional ultrasound color Doppler energy (2d CDE).
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.
结果病变血管在二维超声图像，彩色多普勒血流显像以及频谱多普勒方面差异均有显著性。
Results the differences of various diseased blood vessels are remarkable among the two-dimensional ultrasonic images, the color doppler? Ow images and frequency spectrum doppler.
目的：探讨二维超声与彩色多普勒血流显像(CDFI)对甲状腺疾病的诊断价值。
Objective To detect the diagnostic value of two dimensional ultrasound and color Doppler flow imaging (CDFI) in thyroid disease.
结果面颈部软组织良、恶性肿瘤在二维超声、彩色多普勒血流显像两方面具有不同的特征。
Results Benign and malignant tumors in cervicofacial soft tissues had different characteristics in the two dimension ultrasound and colour doppler blood flow imaging.
方法：应用二维超声、彩色多普勒血流图(CDFI)，检测26例肾血管平滑肌脂肪瘤。
Methods: Using two-dimensional ultrasound, Doppler ultrasound and color Doppler flow image (CDFI) to check 26 cases of renal angiomyolipoma.
目的探讨二维超声及彩色多普勒血流显像(CDFI)技术在术前诊断下肢静脉瓣膜功能不全的应用价值。
Objective To evaluate the application of two dimensional ultrasonography and CDFI in the preoperative diagnosis of deep venous valvular insufficiency of lower extremities.
方法采用二维及彩色多普勒超声分别对28例乳腺癌患者术前进行腋窝淋巴结的形态、大小、数目及血流动力学指标的观察。
Methods With 2 D and color Doppler to observe the form, size, amount and hemodynamics index of 28 breast cancer patients' preoperative axillary lymphatic metastasis.
目的：采用二维超声图像并结合彩色多谱勒血流显像探讨腮腺恶性肿瘤的超声诊断依据。
Objective To evaluate the diagnosis evidence of malignant tumors in the parotid gland by using two -dimensional ultrasonography (2-d) and color Doppler flow imaging (CDFI).
目的探讨二维超声及彩色多普勒血流显像(CDFI)检查对乳腺癌的诊断价值。
Objictive To assess the value of 2d ultrasound (2d US) and color Doppler flow imaging (CDFI) sonographic features in the diagnosis of breast cancer.
方法：对6例输尿管囊肿的二维灰阶超声及彩色多普勒血流显像表现进行了回顾性分析。
Methods: The imaging findings of 6 cases of ureter cyst in 2-d ultrasound and CDFI were analyzed retrospectively.
先应用二维超声显像，横切测量动脉管径，然后再应用彩色多普勒超声，显示血流充盈情况。
First, 2d ultrasound imaging was used to transversely measure the arterial diameter, and then color Doppler ultrasound was used to show the filling of blood.
方法回顾性分析5例胎儿三尖瓣下移畸形（经胎儿心脏超声检查诊断）的超声图像与随访结果，分析各切面的二维声像和彩色多普勒血流特点。
Methods Retrospective analyses of 2D-heart views and CDFI(color Doppler flow image) as well as the follow-up findings were made in 5 cases with fetal Ebstein anomaly.
方法回顾性分析5例胎儿三尖瓣下移畸形（经胎儿心脏超声检查诊断）的超声图像与随访结果，分析各切面的二维声像和彩色多普勒血流特点。
Methods Retrospective analyses of 2D-heart views and CDFI(color Doppler flow image) as well as the follow-up findings were made in 5 cases with fetal Ebstein anomaly.
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