扩散张力成像在周围血管空间的变化可能成为高度质瘤的预后因素
Lang Wang1, Lu Liu2, Hongjing Zhang1
1Department of Radiology, West China Hospital of Sichuan University, Chengdu, China; Department of Radiology, West China School of Public Health and West China Fourth Hospital, Sichuan University, Chengdu, China.
European journal of radiology
|February 16, 2025
概括
高度质瘤 (HGG) 患者的淋巴细胞活性降低,瘤侧可能有补偿作用. 一个新的指标,D_ALPS,显示出作为HGG存活的独立预后因素的希望.
科学领域:
- 神经成像是一种神经成像.
- 放射学 放射学是一门学科.
- 在瘤学瘤学.
背景情况:
- 高度质瘤 (HGG) 显著影响大脑功能.
- 淋巴系统功能障碍与各种神经系统疾病有关.
- 了解HGG中的淋巴变化对于预后至关重要.
研究的目的:
- 为了评估HGG中的淋巴活动变化,使用沿周周血管空间 (DTI-ALPS) 进行扩散张力图像分析.
- 评估DTI-ALPS指标在HGG患者的预后价值.
- 探索HGG的淋巴功能和临床放射学特征之间的相关性.
主要方法:
- 从公共数据库中对236个HGG病例和61名健康志愿者的回顾性分析.
- 计算ALPS指数和半球之间的ALPS指数差异 (D_ALPS).
- 对D_ALPS与临床因素 (例如,IDH突变,瘤体积,瘤) 和生存数据的相关性分析.
主要成果:
- 与志愿者相比,HGG患者的淋巴活动 (ALPS指数) 降低了,瘤方面有一些补偿.
- 正常侧的ALPS指数随着胀和瘤体积的增加以及特定的放射性特征而下降.
- 较小的D_ALPS独立地与预后不佳有关,而较高的D_ALPS与更长的生存时间相关.
结论:
- 在HGG中,淋巴功能受损,D_ALPS作为潜在的独立预后生物标志物.
- 临床放射学特征显著影响HGG的淋巴活动.
- DTI-ALPS提供了一种基于图像的新方法,用于预测HGG的结果.
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