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1 个月
基于ComBat方法调谐18F-FDG PET脑显像的初步研究
(2)健康受试者显像。对安静状态下健康受试者静脉注射18F-FDG(按体质量3.7 MBq/kg),在其休息60 min后使用德国Siemens Biograph64 TruePoint或Biograph128 mCT PET/CT进行脑显像。先进行10 s CT 扫描,采集参数:电压120 kV,电流250 mA,层厚1.5 mm;然后进行3D PET静态扫描,采集时间20 min ...
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