The result shows that renogram is a very sensitive diagnostic index and particularly has a practical value in the diagnosis of the radioparent calculus or tiny urinary lithiasis.

• 结果提示,肾图中梗阻性图形的阳性率为95%25,认为肾图检查是非常敏感的一项诊断指标,尤其在透光性结石或微小结石的诊断上有独特的应用价值。