认知障碍患者11C-PIB-PET检查的意义

China Journal of Alzheimer's Disease and Related Disorders(2019)

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Abstract
目的:研究11C-PIB-PET在痴呆诊断中的意义.方法:对140例进行了内科和神经系统检查及认知功能评估后由经验丰富的临床医生诊断认知障碍的患者进行11C-PIB-PET检查.结果:纳入140例患者(77例女性,63例男性;年龄63.68±8.81岁,范围42-85岁).PIB-PET结果显示94例患者为阳性,46例患者为阴性.91例AD患者中,PIB-PET阳性患者有83例(91.2%),PIB-PET阴性患者为8例(8.8%).20例MCI患者中,9例(45%)PIB-PET阳性,11例(55%)PIB-PET阴性.其中11例aMCI患者PIB-PET阳性患者有7例(63.3%),PIB-PET阴性患者为4例(36.4%).其余非AD痴呆患者29例,PIB-PET阳性患者有2例(6.9%),PIB-PET阴性患者为27例(93.1%).结论:11C-PIB-PET在认知障碍患者诊断中发挥重要作用.
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