Conclusion Using iso-osmolar contrast media may prevent from contrast-induced nephropathy.

结论应用等渗对比剂可降低对比剂肾病的发生率。

ConclusionThe low osmolar and nonionic contrast media can be usedrelativelysafely in people over 70 years old.

结论 非离子型造影剂对于70岁以上患者是相对安全的。

To investigate the effect of Iopromide, a kind of low osmolar and nonionic contrast media, on renal function in people over 70 years old.

目的了解低渗性非离子造影剂对70岁以上老年患者肾功能的影响。