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主要失眠的女性脑功能异常:休息状态功能磁共振成像研究

Haiyi Zhang¹, Pingping Jie¹, Yingchun Liu¹

¹Department of Magnetic Resonance Imaging, The Affiliated Traditional Chinese Medicine Hospital, Southwest Medical University, Luzhou, Sichuan, China.

Frontiers in neuroscience

|August 15, 2024

概括

女性初级失眠 (PI) 与大脑功能变化有关. 功能性磁共振成像 (fMRI) 揭示了PI女性的大脑活动和连接的改变,这表明网络失调.

科学领域:

神经科学是一个神经科学.
医疗成像医学成像
精神病学是一个精神病学.

背景情况:

女性初级失眠 (PI) 背后的神经病理机制尚不清楚.
这项研究通过调查PI女性患者的大脑功能来解决知识差距.

研究的目的:

用功能磁共振成像 (fMRI) 来研究PI女性的低频波动幅度 (ALFF) 和区域同质性 (ReHo).
在女性PI患者中探索功能连接 (FC) 的异常.

主要方法:

使用休息状态fMRI (rs-fMRI) 对39名女性PI患者和31名健康对照 (HC) 进行.
通过匹兹堡睡眠质量指数 (PSQI) 和失眠严重程度指数 (ISI) 评估睡眠质量.
使用汉密尔顿抑郁量表 (HAMD-24) 评估抑郁症状,并使用ReHo,ALFF和基于ROI的FC分析大脑功能变化.

主要成果:

在大脑_4_5_L中观察到ALFF增加,并在几个额头,顶部和部区域下降ALFF.
在右极检测到增加的ReHo,在右侧胰岛,膜和其他区域,包括双边带膜和前皮膜,减少ReHo.
在右角旋和左中位上额头旋之间发现了FC的下降.

结论:

女性PI患者的变化涉及多个功能性大脑网络 (默认模式,突出,中央执行,边缘).
网络间协调减少可能是失眠病理生理学的基础.
这些大脑功能异常可能导致认知功能受损和决策能力受损.

关键词:

女人是女人的女人是女人的功能连接性的功能连接性神经病理机制的神经病理机制主要的失眠是主要的失眠.静止状态的功能磁共振成像技术

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