背侧注意力和前侧对象网络之间的超连接性预测了强迫症障碍的治疗反应
Hasan Bakay1, Cigdem Ulasoglu-Yildiz2, Elif Kurt2
1Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey.
Psychiatry research. Neuroimaging
|December 6, 2023
概括
使用埃斯基塔洛普拉姆治疗强迫症 (OCD) 的治疗使大脑连接正常化. 背部注意网络 (DAN) 的连接性增加与痴迷症状的减少相关,这表明治疗反应的潜在神经影像标志物.
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:
- 强迫症 (OCD) 的特点是强迫症和强迫症,通常与休息状态功能连接 (rs-FC) 的中断有关.
- 了解药物治疗对强迫症大脑连接的影响对于开发有效的治疗策略至关重要.
研究的目的:
- 研究ESCITALOPRAM治疗对强迫症患者RS-FC的影响.
- 为了确定潜在的神经成像标志物来预测强迫症治疗反应.
主要方法:
- 在休息状态的功能磁共振成像 (rs-fMRI) 数据上进行了种子到声功能连接 (FC) 分析.
- 从24名没有药物治疗的强迫症患者和22名健康对照组中收集了数据,在12周的埃斯基塔洛普拉姆治疗后,强迫症患者被重新扫描.
- 分析的重点是背部注意网络 (DAN),默认模式网络 (DMN),突出网络 (SN),前端对象网络 (FPN) 和基底细胞种子.
主要成果:
- 埃斯基塔洛普拉姆治疗改善了DAN内部和DAN和FPN之间增加的FC,与改善的痴迷分数相关.
- 在未接受药物治疗的强迫症患者中,左尾状和补充运动区域之间的反相对关系在治疗后正常化.
- 治疗使轨道前皮层与DMN的超连接性和与DAN的低连接性正常化;也注意到异常的SN连接与视觉区域.
结论:
- DAN到FPN的超连接性显示出作为神经成像标记物的潜力,用于预测强迫症治疗反应.
- 用埃斯基塔洛普拉姆药物治疗有效地使强迫症患者的异常功能性脑连接正常化.
- 与治疗相关的功能连接性变化与临床症状改善相关.
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