术后临床功能连接性预测了质瘤患者的神经结果
Derek Madden1, Alissa J Schroeder1, Mingwei Huang1
1Stephenson School of Biomedical Engineering, Gallogly College of Engineering, The University of Oklahoma, Norman, OK, United States.
Frontiers in neuroscience
|February 23, 2026
概括
在质瘤患者的术后功能性MRI显示,改变的大脑连接性预测了生存和恢复. 手术区域的连接性较低与更差的结果相关,有助于个性化患者管理.
科学领域:
- 神经成像是一种神经成像.
- 在瘤学瘤学.
- 医学诊断 医学诊断 医学诊断
背景情况:
- 质瘤切除手术可以影响大脑功能和患者的预后.
- 评估术后的神经恢复和生存对于质瘤患者至关重要.
研究的目的:
- 在质瘤患者中使用术后功能性MRI (fMRI) 调查腔相邻 (周周) 功能连接.
- 为了确定这种连接度量是否可以预测手术后的整体存活率和功能恢复.
主要方法:
- 开发了一种分析方法,从12名质瘤患者的休息状态fMRI扫描中量化整脑功能连接.
- 与相反侧面的同类区域进行比较的周边连接性.
- 与卡诺夫斯基绩效状态 (KPS) 和整体生存数据的变化相关联的连接指标.
主要成果:
- 在瘤切除后,发现周边和逆侧区域之间的功能连接发生了显著变化.
- 连接度量与神经恢复有很强的相关性 (KPS变化,ρ=0.97,p<0.001).
- 更高的连接性预测了更长的生存时间 (>15个月),机器学习模型准确地预测了生存时间 (92%) 和KPS变化.
结论:
- 术后休息状态fMRI为质瘤患者提供了相关的预后信息.
- 临界连接性降低表明生存和功能结果较差.
- 开发的分析和机器学习模型可以帮助手术后恢复管理.
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