在精神分裂症中,整个大脑内的异常半球间结构和功能连接
Pan Wang1, Yuan Jiang1, Bharat B Biswal2
1The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Laboratory for Neuroinformation, Center for Information in Medicine, School of Life Science and Technology, University of Electronic Science and Technology of China, Chengdu, China.
精神分裂症患者表现出白质连接性的改变,影响视觉和听觉信息传输. 这些变化与症状严重程度和认知功能相关,为疾病提供了新的见解.
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:
- 精神分裂症的病因尚不清楚,之前的研究集中在灰质上.
- 精神分裂症中白质的功能连接性仍未得到充分研究.
研究的目的:
- 研究精神分裂症中半球间的功能和结构白质连接性.
- 探索白质变化与临床/认知措施之间的关系.
主要方法:
- 利用了来自45名精神分裂症患者和75名健康对照者的fMRI数据.
- 采用了voxel镜像同位素连接 (VMHC) 和光纤跟踪.
- 分析了双边区域的连接,包括体.
主要成果:
- 精神分裂症患者在关键大脑区域和体中表现出减少的VMHC.
- 纤维跟踪揭示了相关白质道的结构连接的改变.
- 连接性变化与症状严重程度 (SAPS分数) 和认知功能 (矩阵推理) 相相关.
结论:
- 研究结果强调了白质功能障碍在精神分裂症中的作用.
- 关于精神分裂症中异常的半球间信息传输的新视角.
- 建议白质功能成像作为精神分裂症研究的宝贵工具.
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