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卡帕自由光链指数作为多发性硬化症诊断和预后生物标志物

Luis Moreno-Navarro^1,2, Sergio Mora-Diaz³, Lourdes Ruiz-Escribano-Menchen^4,5

¹Neurology Department, Dr. Balmis General University Hospital, C/Pintor Baeza 12, 03010, Alicante, Spain. moreno_luinav@gva.es.

Journal of neurology

|September 23, 2025

概括

卡帕自由光链 (KFLC) 指数显示的诊断性能与多发性硬化症 (MS) 的橄克隆波段 (OCB) 相当. 在MS患者中,KFLC指数升高可能表明大脑干或脊髓新病变的风险更高.

科学领域:

神经学神经学
生物标志物发现发现
诊断的标准诊断的标准

背景情况:

2024年麦当劳标准建议将卡帕自由光链 (KFLC) 指数纳入多发性硬化症 (MS) 诊断.
新兴研究表明,高KFLC指数可能与MS (pwMS) 患者的较差结果相关.
本研究研究了KFLC指数在MS中的诊断和预后作用.

研究的目的:

与2017年和拟议的2024年麦当劳标准相比,评估KFLC指数的诊断准确性.
在pwMS中探索KFLC指数的预后价值.
评估KFLC指数与Oligoclonal带 (OCB) 在MS诊断中的实用性.

主要方法:

一项对150名成年人进行的回顾性队列研究,首次发作暗示MS (2019-2024年).
通过腰部穿刺同时确定KFLC指数和OCB.
对诊断性能与既定和拟议的麦当劳标准进行比较.

主要成果:

KFLC指数的诊断性能 (灵敏度87.5%,切断点12.0的特异性79.2%) 与OCB.0可比.
较高的KFLC指数 (≥100) 与年轻的年龄,女性性别,复发和新的下或脊髓损伤有关.
在多变量分析中,KFLC指数≥100仍然与新的下或脊髓损伤有显著的关联 (aOR 8.07,p=0.019).

结论:

该KFLC指数显示了与OCB相比的诊断实用性,作为MS的辅助生物标志物.
它应该补充,而不是取代MS诊断中的临床和MRI发现.
升高的KFLC指数与短时间内积累的骨下或脊髓损伤有关,需要进一步验证.

关键词:

诊断诊断诊断诊断诊断卡帕免费轻链公司多发性硬化症是多发性硬化症.橄克隆带是指橄克隆带.预测预后预测预测

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