Objective To evaluate the diagnostic efficacy of the reformatted unenhanecded spiral CT of ureter for ureterolithiasis.

目的评价非增强螺旋CT重建对结石诊的价值。

To study the ultrasonographic features and the clinical value of dropsy under capsula fibroso associated with acute ureterolithiasis.

结石急性梗阻伴肾包膜下积液的声像表现及其临床意义。