The size,morphology and resistant indices(RI)of kidneys in 11 patients of acute renal failure (ARF) were measured with color dopper flow imaging (CDFI). The results showed that there was a significant increase in transverse diameters of kidneys.

• 应用彩色多谱勒血流显像（CDFI）对11例急性肾功能衰竭（ARF）患者和100名正常人进行肾脏大小、形态及肾血管阻力指数（RI）的测量。