血清のC反応性タンパク質レベルは,腹動脈動脈瘤のサイズと関連しており,動脈動脈組織によって生成される可能性があります
Tryfon Vainas1, Tim Lubbers, Frank R M Stassen
1Department of Surgery, University Hospital of Maastricht and Cardiovascular Research Institute of Maastricht, Maastricht, The Netherlands. t.vainas@ah.unimaas.nl
Circulation
|March 5, 2003
まとめ
高感度C反応性タンパク質 (hsCRP) レベルは,腹動脈動脈瘤 (AAA) サイズと相関しています. 一部の患者では,動脈瘤組織がCRPを生成し,AAA発達の炎症を強調する可能性があります.
科学分野:
- 心血管医学 心血管医学
- 炎症の研究 炎症の研究
- 血管生物学 血管生物学
背景:
- 腹部大動脈動脈瘤 (AAA) は,顕著なトランスムラ炎症を示す.
- C反応性タンパク質 (CRP) は,心血管疾患のリスク要因として確立されています.
- CRPとAAAの次元の関係については,さらなる調査が必要である.
研究 の 目的:
- 無症状AAA患者の血清CRPレベルと動脈瘤の直径との関連を調査する.
- 動脈瘤組織がCRPを産生するかどうかを判断する.
主な方法:
- 血清の高感度CRP (hsCRP) レベルは,39人のAAA患者で測定されました.
- 動脈瘤のサイズが記録されました.
- CRPメッセンジャーRNA (mRNA) の存在は,16人の患者の動脈瘤組織で評価されました.
主要な成果:
- 血清のhsCRPは,動脈瘤のサイズと有意な正の相関関係を示した (r=0.477,P=0.002).
- 大動脈の直径は,より高いhsCRPテルティール (49mm,61mm,67mm) により徐々に増加した.
- CRP mRNAは,分析された動脈瘤組織の25%で検出されました.
結論:
- 血清hsCRPはAAA患者における動脈瘤のサイズと関連しています.
- CRPは動脈瘤組織内で局所的に生成される可能性があります.
- これらの発見は,AAA病原性における炎症の役割を支持し,AAA疾患の潜在的なバイオマーカーとしてhsCRPを示唆しています.
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