全球,半球间和半球内功能连接模式在男性成年人中,有酒精使用障碍
Yarui Wei1, Weijian Wang1, Yimeng Kang1
1Department of Magnetic Resonance Imaging, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
Addiction biology
|June 20, 2024
概括
酒精使用障碍 (AUD) 与大脑连接的改变有关. 这项研究在AUD患者的大脑中发现了异常的功能连接密度 (FCD) 模式,为这种情况提供了潜在的生物标志物.
科学领域:
- 神经科学是一个神经科学.
- 放射学 放射学是一门学科.
- 精神病学是一个精神病学.
背景情况:
- 酒精使用障碍 (AUD) 与广泛的神经改变有关.
- 以前的研究表明,在AUD中存在异常的局部和远程功能连接.
- AUD对半球间和半球内功能连接的具体影响尚不清楚.
研究的目的:
- 研究AUD.个体中半球间和半球内功能连接模式.
- 为了确定功能连接密度 (FCD) 是否可以区分AUD患者与健康对照.
- 探索改变的FCD与酒精消费和成严重程度的临床测量之间的关系.
主要方法:
- 休息状态功能磁共振成像 (fMRI) 数据从55名AUD患者和32名健康对照者中获得.
- 整个大脑功能连接密度 (FCD) 被计算并分解为ipsilateral和contralateral组件.
- 在FCD指标和临床数据 (平均酒精摄入量,成严重程度) 之间进行了相关性分析.
主要成果:
- 患有AUD的个体在前/中环膜,前额叶皮层和thalamus中显示出减少的全球FCD.
- 在AUD组中,在,头顶和皮层观察到增强的全球FCD.
- 在AUD中发现了异常的半球间和半球内FCD模式,与酒精摄入量和成严重程度相关.
结论:
- 全球,半球间和半球内FCD变化是AUD的特征.
- FCD分析提供了一种潜在的方法来检测AUD中的异常功能连接.
- 这些发现可能有助于识别AUD的神经基质和治疗点.
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