血阴性,限性结晶纤维素因子相关的淋巴结核炎:一个独特的病例报告
Jarrad A Hopkins1,2, Ann Nguyen-Hoang3, John Brealey3
1Faculty of Health and Medical Sciences, The University of Adelaide, Adelaide, South Australia.
Kidney medicine
|June 19, 2025
概括
本病例报告详细介绍了一例罕见的与冷纤维素相关的血球炎,该病例在血清中没有可检测到的冷纤维素. 诊断依赖于脏活检的超结构性发现,突出显示了电子显微镜的重要性.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 病理学 病理学 病理学
- 免疫学 免疫学 免疫学
背景情况:
- 结晶纤维素因子相关的淋巴结膜炎 (CAG) 是一种罕见的病.
- 它通常呈现为没有免疫球蛋白沉积的膜增殖性球炎.
- 诊断通常依赖于检测血清或尿液中的冷纤维素.
研究的目的:
- 报告一个具有阴性血清冷纤维素水平的患者患有受限CAG的独特病例.
- 突出在具有挑战性的病例中超结构性检查的诊断效用.
- 为有限的关于冷纤维素相关病的文献做出贡献.
主要方法:
- 一个63岁的男性患有严重功能障碍的病例报告.
- 综合实验室调查,包括自身免疫,感染和恶性瘤面板.
- 用光显微镜,免疫光和电子显微镜进行脏活检.
主要成果:
- 脏活检显示了带血管炎和间歇性纤维化.
- 电子显微镜揭示了特征性的双壁微管,表明了冷纤维素原.
- 血冷纤维素,血清冷球蛋白,以及广泛的自身免疫/传染病面板均呈阴性.
结论:
- 该病例是首次报告CAG在没有可检测的血清冷纤维素原体的情况下诊断.
- 诊断仅通过脏活检的超结构性发现来确定.
- 电子显微镜对于诊断CAG至关重要,当标准测试无法检测到冷纤维素时.
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