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自闭症谱系障碍中的静息态脑电图微状态:一篇综述短文

Resting state electroencephalography microstates in autism spectrum disorder: A mini-review.

作者信息

Das Sushmit, Zomorrodi Reza, Enticott Peter G, Kirkovski Melissa, Blumberger Daniel M, Rajji Tarek K, Desarkar Pushpal

机构信息

Centre for Addiction and Mental Health, Toronto, ON, Canada.

Azrieli Adult Neurodevelopmental Centre, Centre for Addiction and Mental Health, Toronto, ON, Canada.

出版信息

Front Psychiatry. 2022 Dec 1;13:988939. doi: 10.3389/fpsyt.2022.988939. eCollection 2022.

Abstract

Atypical spatial organization and temporal characteristics, found via resting state electroencephalography (EEG) microstate analysis, have been associated with psychiatric disorders but these temporal and spatial parameters are less known in autism spectrum disorder (ASD). EEG microstates reflect a short time period of stable scalp potential topography. These canonical microstates (i.e., A, B, C, and D) and more are identified by their unique topographic map, mean duration, fraction of time covered, frequency of occurrence and global explained variance percentage; a measure of how well topographical maps represent EEG data. We reviewed the current literature for resting state microstate analysis in ASD and identified eight publications. This current review indicates there is significant alterations in microstate parameters in ASD populations as compared to typically developing (TD) populations. Microstate parameters were also found to change in relation to specific cognitive processes. However, as microstate parameters are found to be changed by cognitive states, the differently acquired data (e.g., eyes closed or open) resting state EEG are likely to produce disparate results. We also review the current understanding of EEG sources of microstates and the underlying brain networks.

摘要

通过静息态脑电图(EEG)微状态分析发现的非典型空间组织和时间特征与精神疾病有关,但这些时间和空间参数在自闭症谱系障碍(ASD)中鲜为人知。EEG微状态反映了头皮电位地形图稳定的短时间周期。这些典型微状态(即A、B、C和D等)通过其独特的地形图、平均持续时间、覆盖时间比例、出现频率和全局解释方差百分比来识别;地形图表示EEG数据的程度的一种度量。我们回顾了当前关于ASD静息态微状态分析的文献,并确定了八篇出版物。当前的综述表明,与典型发育(TD)人群相比,ASD人群的微状态参数存在显著改变。还发现微状态参数会随着特定认知过程而变化。然而,由于发现微状态参数会因认知状态而改变,不同获取方式(例如闭眼或睁眼)的静息态EEG数据可能会产生不同的结果。我们还回顾了目前对微状态的EEG来源和潜在脑网络的理解。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/72b6/9752812/5b1a56bed2df/fpsyt-13-988939-g001.jpg

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