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遗忘型轻度认知障碍的静息态功能MRI研究进展 被引量:2

Progress of research on resting-state functional MRI for amnestic mild cognitive impairment
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摘要 轻度认知障碍(Mild cognitive impairment,MCI)是指介于正常衰老和痴呆之间的一种过渡状态,其中以记忆力减退为主的MCI称为aMCI,aMCI是进展为阿尔茨海默病(AD)的高风险因素,很可能是研究早期AD临床及病理特点的最佳目标人群[2-2]。 功能MRI(fMRI)是常见的功能神经影像学技术,与任务态fMRI相比,rs-fMRI可通过探测静息状态下大脑血氧水平依赖(BOLD)信号所产生的自发低频振荡信息来间接反映自发神经活动[3-4],患者的配合度较高。
出处 《中国临床医学影像杂志》 CAS 北大核心 2015年第7期528-530,共3页 Journal of China Clinic Medical Imaging
基金 国家自然科学基金项目(30970823 31371007) 北京市科委首都市民健康培育项目(Z131100006813022)
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