慢性自发性疹:有系统微循环变化的证据
Yora Mostmans1,2, Marcus Maurer3,4, Bertrand Richert2
1Department of Immunology-Allergology, CHU Brugmann, Université Libre de Bruxelles (ULB), Laken, Belgium.
Clinical and translational allergy
|January 28, 2024
概括
慢性自发性疹 (CSU) 涉及全身微循环变化,患者表现出毛细血管结构的改变. 血管内皮生长因子 (VEGF) 可能在CSU中的这些血管变化中发挥作用.
科学领域:
- 皮肤病学 皮肤病学
- 血管生物学 血管生物学
- 免疫学 免疫学 免疫学
背景情况:
- 慢性自发性疹 (CSU) 是一种皮肤疾病,涉及内皮细胞激活,导致局部血管变化.
- 在CSU中,系统性症状表明可能涉及更广泛的微循环变化.
- 了解这些变化对于管理疾病持续时间和系统性表现至关重要.
研究的目的:
- 研究与健康对照组相比,CSU患者的系统微循环差异.
- 评估CSU,内皮细胞生物标志物和微循环参数之间的关系.
主要方法:
- 用指甲视频毛囊镜 (NVC) 评估49名CSU患者和44名健康对照者的微循环.
- 测量了血管内皮生长因子 (VEGF),可溶性E-选择素和干细胞因子 (SCF) 的血清水平.
- 评估了CSU的临床特征和自身免疫标志物.
主要成果:
- 与对照组相比,CSU患者在NVC上表现出明显较低的毛细血管密度和更多的毛细血管异常 (形,扩张).
- 在CSU患者和对照人群中,VEGF,可溶性E-选择蛋白和SCF的血清水平没有差异.
- 在CSU患者中,较高的VEGF水平与较多的异常毛细血管相关.
- 自身免疫标记物 (低IgE,高抗TPO) 与毛细血管密度增加和扩张减少有关.
结论:
- CSU与全身微循环变化有关,特别是毛细血管结构的变化.
- 血管内皮生长因子 (VEGF) 可能导致CSU观察到的微血管变化.
- 对这些系统变化的进一步研究可以为 CSU 管理层提供信息.
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