氟代脱氧葡萄糖与氨基酸PET在脑肿瘤中的对比研究

摘　要：脑肿瘤细胞生长速率加快,能量代谢、氨基酸转运和蛋白质合成旺盛.联合18F-FDG与11C-MET的PET,比单一显像剂更有助于脑肿瘤的组织学分级、术后复发和疗效评价.11C-MET较1sF-FDG能更精确地显示肿瘤扩散范围和轮廓,对制订手术和立体定向放疗计划有重要意义,是常规CT和(或)MRI的有益补充.
关键词：18F-氟代脱氧葡萄糖;11C-甲硫氨酸;正电子发射体层显像;脑肿瘤;对比研究
分类号：R817.4 　文献标识码：A
文章编号：1001-098X(2005)01-0010-05
 
作者单位：蔡莉（300052,天津医科大学总医院PET-CT中心）　
　　　　　李彦生（300052,天津医科大学总医院PET-CT中心）　

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