腹腔大动脉动脉瘤的组织病理学特征从多个动脉瘤的患者与单个腹腔大动脉动脉瘤的患者相比
Daniel Körfer1, Philipp Erhart1, Susanne Dihlmann1
1Department of Vascular and Endovascular Surgery, University Hospital, 69120 Heidelberg, Germany.
Biomedicines
|May 27, 2023
概括
组织病理学分析显示,与单个AAA (单个AAA) 患者相比,多重动脉动脉瘤 (多AAA) 患者的腹腔大动脉动脉瘤 (AAA) 膜介质中IL-1β增加,这表明多AAA患者的炎症机制不同.
科学领域:
- 血管生物学 血管生物学
- 病理学 病理学 病理学
- 免疫学 免疫学 免疫学
背景情况:
- 腹腔大动脉动脉瘤 (AAA) 是一种复杂的血管疾病,其病因尚未完全理解.
- 组织病理特征的差异可能表明动脉瘤形成的不同潜在机制,特别是在多重动脉瘤和单一动脉瘤患者之间.
研究的目的:
- 调查多重动脉动脉瘤 (多重-AA) 和单个AAA (单个-AAA) 患者之间的腹腔大动脉动脉瘤 (AAA) 的基因病理差异.
- 根据目前动脉动脉瘤的数量,探索动脉动脉瘤形成机制的潜在变化.
主要方法:
- 对多个AAA (≥4个动脉瘤) 和单个AAA的患者的回顾性分析.
- 使用Masson-Goldner三色和Elastica van Gieson染色检测原蛋白和弹性质的AAA壁样本的组织病理学检查.
- 免疫组织化学 (CD45,IL-1β) 和·科萨染色以评估炎症细胞透和矿化.
主要成果:
- 与单个AAA标本相比,多AAA标本的图尼卡介质中IL-1β表达显著更高 (p = 0.022).
- 组织病理学分析显示,两组之间结构损伤和炎症细胞透的差异.
结论:
- 在多AA的突尼卡介质中增加IL-1β表达表明炎症过程在这些患者动脉瘤形成中的作用更大.
- 这些发现表明,腹腔大动脉动脉瘤的潜在潜在病理机制在患有多重与单一动脉动脉瘤的患者中可能不同.
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