~(99m)Tc-NOET心肌显像动物实验的初步研究:与~(201)T1显像及组织学结果比较

来源 :影像诊断与介入放射学 | 被引量 : 0次 | 上传用户:jianjian1985
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目的:研究狗的^99mTc=NMOET心肌显像特征。材料与方法:正常狗3只、心肌缺血和梗塞狗各一只,进行^99mTc-NOET系列SPEECT显像,与^201Tl显像及组织学结果比较。结果:15分钟狗心肌即可清晰显示,但下壁心肌影像受肝影响,且随时间递增而明显。^99mTc-NOET有再分布特征,再分布的存在是心肌存 指征。心肌对^99mTc-NOET摄取量可以反映心肌的产
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