异常性皮肤白细胞结晶性血管炎和ANCA阴性微观多膜炎之间的关联
Sung Soo Ahn, Lucy Eunju Lee, Jung Yoon Pyo
1Institute for Immunology and Immunological Diseases, Yonsei University College of Medicine, Seoul, Korea.
Journal of rheumatic diseases
|July 21, 2023
概括
这项研究澄清了抗中性粒细胞体抗体 (ANCA) - - 阴性多炎性颗粒炎 (GPA) 和微观多炎 (MPA) 的分类. 在血管炎患者中,反复出现的异常性皮肤白细胞结晶性血管炎可能表明ANCA阴性MPA.
科学领域:
- 类风湿病学 类风湿病学
- 免疫学 免疫学 免疫学
- 内部医学 内部医学
背景情况:
- 反中性细胞质抗体 (ANCA) 相关血管炎 (AAV) 的分类可能具有挑战性,特别是在ANCA阴性病例中.
- 区分ANCA阴性颗粒炎与多炎 (GPA) 和显微多炎 (MPA) 需要仔细评估临床和组织学特征.
研究的目的:
- 在AAV队列中回顾ANCA负的GPA和MPA的分类过程.
- 调查复发性异常性皮肤白细胞结晶性血管炎和ANCA阴性MPA之间的潜在关联.
主要方法:
- 对242名患有AAV的患者的医疗记录进行了回顾性审查.
- 24名ANCA阴性EGPA患者因分类标准而被排除在外.
- 使用2007年欧洲药物局算法对25名ANCA阴性GPA和MPA患者的分析.
主要成果:
- 在25名ANCA阴性患者中,8名被归类为GPA,17名为MPA.
- 在17名患者中诊断出ANCA阴性MPA,其中3人最初仅出现复发性异常性皮肤白细胞结晶性血管炎.
- 这些3名患者后来根据ANCA阳性和/或组织学在一年内被确认为最终的MPA.
结论:
- 复发性异常性皮肤白细胞结晶性血管炎可能是与ANCA阴性MPA相关的临床表现.
- 对ANCA阴性AAV亚型的准确分类对于适当的患者管理至关重要.
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