在三个主要的精神疾病中,局部自发内在大脑活动之间的异常空间和时间一致性衡量了三个主要的精神疾病
Tao Cheng1, Heng Niu2, Lijuan Zhao1
1Department of Neurology, Shanxi Cardiovascular Hospital, The Affiliated Cardiovascular Hospital of Shanxi Medical University, Taiyuan 030024, China.
Psychiatry research. Neuroimaging
|February 1, 2026
概括
与ADHD和对照人群相比,精神分裂症和双相情感障碍显示大脑活动的空间时间合减少. 这些发现突出了主要精神疾病中大脑活动脱的独特模式.
科学领域:
- 神经科学是一个神经科学.
- 精神病学是一个精神病学.
- 医疗成像医学成像
背景情况:
- 低频波动的分数振幅 (fALFF) 和区域同质性 (ReHo) 评估局部自发大脑活动.
- 在精神分裂症 (SZ),双相情感障碍 (BD) 和注意力缺陷/多动症障碍 (ADHD) 中观察到fALFF和ReHo的变化.
- 在这些疾病中,fALFF和ReHo的空间和时间的合是不清楚的.
研究的目的:
- 研究fALFF和ReHo在SZ,BD和ADHD中的空间和时间合改变.
- 为了比较这些患者组与健康对照组之间的合模式.
主要方法:
- 休息状态功能性MRI数据从患有SZ,BD,ADHD的患者和健康的对照人群中获得.
- 肯德尔的W被用来计算fALFF和ReHo之间的体积和音量一致性.
- 进行了群组比较,以分析对应差异.
主要成果:
- 与ADHD和对照组相比,SZ和BD的体积智能fALFF-ReHo对应度下降.
- 与对照组相比,SZ在灰色质区域中显示出广泛的音符智能对应度下降.
- 与对照人群相比,BD在前带带皮层表现出局部的声音智商一致性下降.
- 直接比较显示,在SZ,BD和ADHD之间,有明显的音符相对应减少模式.
结论:
- 在SZ,BD和ADHD之间,局部大脑活动测量的空间和时间合存在显著差异.
- 这些发现表明,与这些精神疾病中大脑活动脱相关的独特的神经生物学基础.
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