多发性硬化症中二次进展风险的预测因素
Sini Laaksonen1,2,3,4, Marcus Sucksdorff5,2,3,4, Anna Vuorimaa5,2,3,4
1Turku PET Centre, University of Turku, Kiinamyllynkatu 4-8, Turku 20521, Finland.
Therapeutic advances in neurological disorders
|September 15, 2025
概括
像TSPO结合和GFAP这样的生物标志物可以识别患有复发性硬化症 (MS) 的患者,这些患者有从复发性复发性硬化症 (RRMS) 发展到二次进展性硬化症 (SPMS) 的风险. 早期识别有助于及时治疗神经炎症.
科学领域:
- 神经免疫学 神经免疫学
- 神经成像是一种神经成像.
- 生物标志物发现发现
背景情况:
- 多发性硬化症 (MS) 呈现出不同的临床表型,包括复发性复发性硬化症 (RRMS) 和继发性进展性硬化症 (SPMS).
- 虽然适应性免疫驱动复发,但大脑中的先天性免疫激活有助于MS进展.
- 确定RRMS转化为SPMS的生物标志物对于有效的治疗策略至关重要.
研究的目的:
- 评估成像和血清生物标志物的预测价值,用于从RRMS到SPMS的临床过渡.
- 探索神经炎症标志物在预测MS疾病进展中的作用.
主要方法:
- 一项前性纵向研究跟踪了23名RRMS患者 (40-50岁) 5年.
- 评估的是临床状态,大脑MRI,血清GFAP和NfL,以及TSPO结合的[11C](R) - PK11195 PET.
- 转换为SPMS是由增加的残疾 (EDSS) 和临床症状积累来定义的.
主要成果:
- 35%的患者在5年内转换为SPMS.
- SPMS转换器显示出更高的TSPO结合基线在正常出现的白质,质和周围区域.
- 在SPMS转换器中观察到增加的TSPO阳性病变,更高的GFAP水平和更大的乳头缩.
结论:
- 反映中枢神经系统炎症的成像和血清生物标志物可以识别有SPMS转化风险的MS患者.
- 甲状腺缩和可溶性生物标志物 (GFAP) 可以整合到临床实践中,以评估进展风险.
- 这种方法可能有助于针对MS病理的向疗法,尽管需要进行更大的验证研究.
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