本文报告了17例经二维及双功能多普勒超声诊断的腹膜后肿物，其中良性肿物3例(17.6%)，恶性肿瘤13例(76.5%)，有恶性倾向的肿瘤1例。
This article reports 17 cases with retroperitoneal masses diagnosed by 2-d imaging and duplex Doppler, including 3 benign masses (17.6%), 13 malignant tumor, (76.5%) and one malignant potential.
目的：应用双功能彩超（CDFI）和经颅多普勒超声（TCD）技术结合评价颈动脉支架术疗效。
Objective:To evaluate the effect of carotid stent by the combined result of color Doppler flow imaging (CDFI) and transcranial Doppler (TCD).
对病理活检确诊的30例结节性血管炎患者、20例健康者，采用双功能彩色多普勒超声扫描仪观察其下肢血管的形态和管径。
Observing vascular morphological and diametric changes of low leg on 30 cases with nodular vasculitis using Duples and Colour Dopplar Ulrtasound, 20 normal people as controls.
对病理活检确诊的30例结节性血管炎患者、20例健康者，采用双功能彩色多普勒超声扫描仪观察其下肢血管的形态和管径。
Observing vascular morphological and diametric changes of low leg on 30 cases with nodular vasculitis using Duples and Colour Dopplar Ulrtasound, 20 normal people as controls.
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