摘要:目的探讨MSCT动态增强多期扫描特征和在小肾癌诊断中的价值。方法回顾性分析经手术病理证实的小肾癌21例,术前均经MSCT平扫、皮质早期、皮髓交界期、实质期、肾盂期增强扫描。结果21例均为单个肾细胞癌。MSCT平扫呈等或低密度,增强扫描15例皮质早期强化较为明显,5例皮髓交界期显示明显,实质期肿瘤强化密度/信号快速减退,肾盂期进一步减退。结论小肾癌MSCT动态增强多期扫描有一定特征性,正确认识并采用适当的扫描方法对其诊断有重要价值。
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