区域同质性变化和认知功能障碍之间的关系,在患有抑郁阶段第一个药物先天性双相II型精神障碍的患者中
Jun Zhou1, Aijun Liao2, Xiaoqian Ma2
1Medical Department of Changsha Social Work College, Changsha, 410004, Hunan, China; Department of Psychiatry, National Clinical Research Center for Mental Disorders and National Center for Mental Disorders, The Second Xiangya Hospital of Central South University, Changsha, 410011, Hunan, China.
双相二次情绪障碍 (BD-II) 抑郁症的认知功能障碍与大脑活动的改变有关. 中间前回形的区域同质性 (ReHo) 与记忆缺陷相关,这表明它是一种神经生物学标志物.
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:
- 认知功能障碍在双相二极性障碍 (BD-II) 抑郁症中很常见.
- 在BD-II中潜在的认知缺陷的神经机制尚不清楚.
研究的目的:
- 研究BD-II抑郁症中自发神经活动和认知功能障碍之间的联系.
- 使用区域同质性 (ReHo) 方法来探索神经活动模式.
主要方法:
- 磁共振成像 (MRI) 扫描对77名患有BDII抑郁症的患者和69名健康对照进行了扫描.
- 用标准化测试评估认知功能,包括HVLT-R,SCWT,VFT和WCST.
主要成果:
- 患有BD-II的患者表现出语言学习,记忆,反应时间,执行功能和认知灵活性受损.
- 在大脑区域发现了改变的ReHo值,包括中枢前回环 (MFG).
- 右MFG ReHo与HVLT-R上的口头回忆得分有显著的相关性.
结论:
- 特定大脑区域的神经活动异常可能表明BD-II抑郁症的认知功能障碍.
- 这些神经相关物可能有助于理解BD-II病理生理学.
- 识别这些标志物可能有助于开发针对认知缺陷的向治疗方法.
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