电治疗对精神分裂症患者功能性大脑网络的影响
Yibo Geng1,2, Hongxing Zhang3, Zhao Dong1,2
1Department of Magnetic Resonance Imaging, The Second Affiliated Hospital, Xinxiang Medical University, Henan, China.
BMC psychiatry
|January 8, 2024
概括
电疗法 (ECT) 可以使大脑网络拓正常化,并显著减少精神分裂症的症状. 对ECT的早期反应预测了精神分裂症患者的长期治疗疗效.
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:
- 精神分裂症是一种严重的大脑疾病.
- 电疗法 (ECT) 为精神分裂症提供了快速的症状改善.
- ECT对精神分裂症大脑功能网络拓学的影响尚不清楚.
研究的目的:
- 调查脑功能网络机制,以确定ECT在治疗精神分裂症的有效性.
- 分析ECT如何改变精神分裂症患者大脑功能网络的拓属性.
主要方法:
- 磁共振成像 (MRI) 和正负综合征量表 (PANSS) 用于31名精神分裂症患者和50名ECT前后对照.
- 从MRI数据构建了功能性大脑网络,以分析全球和节点拓特性.
- 统计分析,包括重复测量ANOVA和t测试,检查了网络属性和临床分数的变化.
主要成果:
- 在一到八个会话后,ECT在关键大脑区域正常化了特定的拓属性 (,羊羔,西格玛,节点全局效率,节点局部效率).
- 用PANSS评分测量的精神分裂症症状在ECT后显著下降 (11.7%在一次治疗后,86.0%在八次治疗后).
- 对ECT的初始反应 (一次治疗后) 预测了八次治疗后的整体治疗结果 (R2=0.157).
结论:
- 在精神分裂症患者中,ECT有效地使大脑功能网络拓正常化.
- 电感疗法显著缓解精神病症状,早期反应预测了以后的疗效.
- 这些发现阐明了ECT在精神分裂症治疗中的神经生物学机制.
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