Objective To compare the adverse reactions of iodixanol and iohexol in contrast-enhanced spiral CT examinations, and to evaluate the clinical safety of iodixanol.

• 摘要目的对比观察和分析等渗造影剂碘克沙醇和低渗造影剂碘海醇在螺旋CT增强扫描中的不良反应，探讨碘克沙醇的安全性。