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中部中脑区域和中脑与骨的比率无法区分肌肉缩小性侧面硬化症和渐进性超核性麻之间的重叠综合征

Daniel Cantré¹, Jochem König², Caroline Makowsky³

¹Institute of Diagnostic and Interventional Radiology, Paediatric Radiology and Neuroradiology, Rostock University Medical Centre, Ernst-Heydemann-Str. 6, 18057, Rostock, Germany. daniel.cantre@med.uni-rostock.de.

Clinical neuroradiology

|September 12, 2025

概括

中脑形态测量可以区分典型的肌缩性侧面硬化症 (ALS) 和渐进性上核性 (PSP). 然而,中中脑区域 (MBA) 和中脑与骨 (MB/P) 的比率无法区分ALS-FTD和PSP-FTD.

科学领域:

神经学神经学
神经成像是一种神经成像.
神经退行性疾病神经退行性疾病

背景情况:

肌缩侧面硬化症 (ALS) 和渐进性上核性 (PSP) 是不同的神经退行性疾病.
当与前性痴呆症 (FTD) 相关时,将ALS-FTD与PSP-FTD区分开来是临床上具有挑战性的.
目前,没有确立的成像生物标志物可以区分ALS-FTD和PSP-FTD.

研究的目的:

为了研究中部中脑区域 (MBA) 和中脑与子 (MB/P) 比率作为成像生物标志物的实用性.
评估这些参数在ALS-FTD和PSP-FTD之间区分的能力.
评估MBA和MB/P比率的诊断准确性,以区分PSP与HC和ALS.

主要方法:

从36例PSP病例 (14例FTD),77例ALS病例 (10例FTD) 和72例健康对照 (HC) 中分析了T1 MPRAGEMRI扫描.
测量了中头中脑区域 (MBA) 和中脑与骨 (MB/P) 的比率.
进行了接收器操作特征 (ROC) 分析,以确定诊断准确性.

主要成果:

在典型的ALS中,MBA和MB/P比率与HC无法区分.
患有ALS-FTD的患者表现出降低的MBA和MB/P比率,类似于PSP病例.
虽然MBA和MB/P比率在区分PSP与HC (AUC=0.974) 和PSP与ALS (AUC=0.982) 中表现出极好的准确性,但它们在区分ALS-FTD与PSP-FTD中的准确性很差 (AUC=0.614).

结论:

MBA和MB/P比率是可靠的形态参数,用于区分典型的PSP和典型的ALS.
这些中脑形态参数不能可靠地区分ALS-FTD和PSP-FTD.
需要进一步的研究来确定特定的生物标志物来区分ALS-FTD和PSP-FTD.

关键词:

肌缩性侧面硬化症 (AMLS) 是一种疾病.在前性痴呆症.形态测量核磁共振成像 (MRI)渐进性的超核性.

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