血糖/リンパ球比と,糖尿病のない心筋梗塞の患者におけるコントラスト誘発性急性腎臓損傷との関連
Murat Gök1, Alparslan Kurtul2, Orçun Demir1
1Trakya University Faculty of Medicine, Edirne - Turquia.
Arquivos brasileiros de cardiologia
|August 20, 2025
まとめ
高血糖対リンパ球比 (GLR) は,ST上昇心筋梗塞 (STEMI) の患者における一次性皮経冠動脈干渉 (PPCI) の後のコントラスト誘発性急性腎臓損傷 (CI- AKI) の重要な独立リスク因子である. この発見は,この集団におけるCI- AKIの潜在的予測マーカーとしてGLRを強調しています.
科学分野:
- 心臓病科
- 腎臓科
- 臨床生化学
背景:
- グルコース代謝と全身の炎症は,心血管疾患と関連しています.
- リンパ球に対するグルコース比 (GLR) は,がんの予後のための新しいマーカーです.
- GLRと心血管疾患,特にCI-AKIの関連性は未調査のままである.
研究 の 目的:
- GLRとコントラスト誘発性急性腎損傷 (CI-AKI) のリスクとの関連を調査する.
- 主要経皮冠動脈干渉 (PPCI) を受けているST上昇急性心筋梗塞 (STEMI) 患者のCI- AKIの予測マーカーとしてGLRを評価する.
主な方法:
- PPCIを受けた592人の非糖尿病性STEMI患者の臨床データを遡及分析した.
- 末期腎疾患,欠落したデータ,がん,または炎症性/感染症の患者を除外する.
- 高GLR (≥4.16) と低GLR (<4.16) のグループに分類するROC曲線解析を用いて最適なGLRカットオフの決定.
主要な成果:
- CI- AKIの総発生率は7. 4%でした.
- 高GLR群の患者は,低GLR群と比較してCI- AKIの発生率 (30. 9%) が著しく高かった (1. 3%,p< 0. 001).
- 高GLRはCI- AKI (OR 45. 100,p< 0. 001) の独立予測因子として,投与中のクレアチニン (OR 10. 459,p=0. 036) とともに特定された.
結論:
- 糖尿病のないSTEMI患者におけるPPCI後のCI- AKI発症の独立リスク因子である.
- GLRは,この特定の患者コホートにおけるCI- AKIの貴重な予測バイオマーカーとして機能する.
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