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Masaaki Yoshikawa^1,2, Kenji Sekiguchi¹, Hirotomo Suehiro¹

¹Division of Neurology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, Kobe, Hyogo 650-0017, Japan.

Clinical neurophysiology practice

|December 28, 2023

概括

多焦点慢性炎症性脱髓化多基原核神经病 (CIDP) 在日本患者中显示出明显的焦点神经扩大. 这种超声波发现可能有助于区分多焦点CIDP与其他CIDP亚型和多焦点运动神经病变.

科学领域:

神经学神经学
神经生理学神经生理学
医疗成像医学成像

背景情况:

慢性炎症性脱髓化多基原蛋白神经病变 (CIDP) 包含具有明显临床和电生理学特征的各种亚型.
超声波越来越多地用于评估脱神经病变中的外周神经形态.
区分CIDP亚型和多焦点运动神经病变 (MMN) 可能具有挑战性,需要精细的诊断工具.

研究的目的:

在日本人群中调查典型的CIDP,远端CIDP,多焦点CIDP和MMN之间神经扩大部位的超声波差异.
确定特定的超声波图案,可以帮助诊断多焦点CIDP.

主要方法:

对39名被诊断为典型CIDP,多焦点CIDP,远端CIDP或MMN的患者进行了回顾性审查.
通过超声波测量,在多个肢体段处测量中枢和部神经截面区域 (CSAs).
神经CSA比率的计算,包括手腕至前臂指数 (WFI),肘部至上臂指数 (EUI) 和神经内CSA变化率 (INCV).

主要成果:

在研究组中,在前臂和上臂中发现了中枢神经CSA的显著差异.
与其他CIDP亚型和MMN相比,患有多焦点CIDP的患者表现出较低的WFI和EUI,以及较高的INCV.
这些发现表明多焦点CIDP中神经扩大更焦点和明显.

结论:

多焦点CIDP在日本人口中显示了超声波中焦点和明显的神经扩大的特征模式.
超声波神经扩大模式可以作为诊断多焦点CIDP的关键特征.
这些发现有助于更好地了解不同CIDP亚型的形态基础.

关键词:

慢性炎症性去髓化的多基基隆隆性神经病变.内神经横截面面积的变异性.多焦点运动神经病变神经横截面区域的神经横截面区域神经超声波神经超声波

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