Results:Two-dimensional ultrasound show 26 case of renal angiomyolipoma can be divided into four types: high echo type,low echo type,anechoic type,mixted echo type.

• 结果:二维超声显示26例肾血管平滑肌脂肪瘤,分四型,高回声型,低回声型,无回声型,混合回声型,20个肿瘤彩色多普勒血流图其内可显示血流信号,6个肿瘤其内未显示血流信号。