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低剂量CT肺灌注扫描的动物实验研究 被引量:4

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摘要 CT灌注成像可反映血流动力学变化,并可进行定量或半定量分析,因而受到重视。实质性脏器灌注成像的价值已被证实。肺灌注成像在肺结节、肺梗塞等疾病的诊断中有重要的参考价值。但灌注扫描带来X射线辐射剂量的增加和设备负荷的加大,其应用受到限制。低剂量的扫描方式已经越来越受到关注。若能在灌注扫描中较大幅度降低剂量,
出处 《中华放射医学与防护杂志》 CAS CSCD 北大核心 2011年第4期500-501,共2页 Chinese Journal of Radiological Medicine and Protection
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