正电子图像的定量分析在临床肿瘤学中的应用

　　摘　要：临床肿瘤学中常用的正电子图像定量分析指标为标准化摄取值(SUV)及病灶/本底计数比(L/B).L/B主要用于双探头符合系统;而SUV在专用型PET中普遍应用,主要用于肿瘤的良恶性鉴别、分期、疗效评估及预测生存期及治愈期.本文对L/B及SUV在肿瘤诊疗中的应用进行了分析,并对SUV应用中的注意事项进行了总结.
　　关键词：正电子图像;标准化摄取值;靶/本底计数比;肿瘤学
　　分类号：R817.4,R730.44　文献标识码：A
　　文章编号：1001-098X(2005)01-0006-04
 
　　作者单位：耿建华（100021,北京,中国医学科学院肿瘤医院核医学科）　
　　　　　陈英茂（100853,北京,解放军总医院核医学科）　

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