蛋白尿是怀疑自身免疫结节病的关键
Kei Funakoshi1, Norito Kokubun1, Keisuke Suzuki1
1Department of Neurology, Dokkyo Medical University, Tochigi, Japan.
European journal of neurology
|July 9, 2024
概括
蛋白尿可能表明自身免疫结节病向接触素1或神经素155.5. 尿液分析可以帮助区分这些疾病与慢性炎症性脱髓性多神经病变,帮助早期诊断.
科学领域:
- 神经学 神经学
- 免疫学 免疫学 免疫学
- 腎臟病學 (nephrology) 是一種醫學專業.
背景情况:
- 越来越多地报告了与性综合征并发的自身免疫结节病.
- 蛋白尿症正在被研究为自身免疫结节病的潜在生物标志物.
研究的目的:
- 为了确定蛋白尿是否可以作为自身免疫结节病的生物标志物.
- 研究患有慢性炎症性脱髓性多神经病变 (CIDP) 的患者中蛋白尿和特定自身抗体之间的关联.
主要方法:
- 对69名CIDP患者尿液分析结果的回顾性分析.
- 使用ELISA测量对偏节蛋白 (接触素1,神经素155,接触素相关蛋白1) 和结节蛋白 (神经素186) 的自身抗体.
- 蛋白尿的分级基于尿液测量棒测试结果.
主要成果:
- 四名患者 (6%) 检测出抗CNTN1 IgG4抗体呈阳性;五名 (7%) 检测出抗NF155 IgG4抗体.
- 在患有抗CNTN1 IgG4和抗NF155 IgG4抗体的患者中观察到蛋白尿 (轻度或更大).
- 与血清阴性患者相比,自身抗体阳性患者的蛋白尿频率较高 (p=0.01).
结论:
- 蛋白尿是针对接触素1 (CNTN1) 或神经素155 (NF155) 的自身免疫结节病的潜在生物标志物.
- 尿分析对于区分自身免疫结节病与CIDP至关重要.
- 建议在肺综合征中检测抗CNTN1 IgG4抗体,在轻度蛋白尿症中检测抗NF155 IgG4抗体.
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