Methods The first, second, third segment of renal artery (SRA1, SRA2, SRA3) were measured respectively by color Dopper flow imaging in 30 patients before and after treatment and in 20 control subjects.

• 方法 应用彩色多普勒超声检测 30例肾囊肿介入治疗前后的主肾动脉 (SRA1)和段动脉 (SRA2 )及叶间动脉 (SRA3)的多普勒频谱 ,并与 2 0例正常人对照。