B型ナトリウレチンペプチドの評価 左側主動脈疾患の再血管化を受けている患者: EXCEL試験からの分析
Björn Redfors1, Shmuel Chen1, Aaron Crowley1
1Clinical Trials Center, Cardiovascular Research Foundation, New York, NY (B.R., S.C., A.C., O.B.-Y., G.W.S.).
Circulation
|April 19, 2018
まとめ
B型ナトリウレチンペプチド (BNP) の上昇は,左主冠動脈疾患の患者の再血管化後の死亡率の上昇を予測する. 皮経冠動脈介入とバイパス移植の治療結果は,出血量BNP値に依存する.
科学分野:
- 心臓病科
- 介入心臓科
- 臨床試験
背景:
- B型ナトリウレチンペプチド (BNP) の上昇は,心機能障害と冠動脈疾患 (CAD) の予後が悪いことを示します.
- 左側主動脈動脈はリヴァスキュラライゼーションが必要で,皮膚経冠動脈介入 (PCI) と冠動脈バイパス移植 (CABG) が主要な選択肢である.
研究 の 目的:
- 左側主血管疾患の患者における基値BNPと有害な結果の関連性を評価する.
- これらの患者のベースラインBNP値に基づいてPCIとCABGの相対的な有効性を評価する.
主な方法:
- EXCEL試験のデータを分析し,左側大腸がんの患者をPCIまたはCABGにランダムに分けました.
- 多変量コックス回帰は,BNP値 (正常対上昇,≥100 pg/ mL) と3年後の有害事象との関連を評価するために使用されました.
- BNPレベルと再血管化戦略の間の治療相互作用の探求
主要な成果:
- 患者さんの39. 5%にBNPの上昇が観察され,3年後の主要な複合エンドポイント (死亡,心筋梗塞,脳卒中) と全因死亡率の上昇と関連していました.
- 致命的な非血性イベントや正常なBNP群と高血量群の間で有意な差異は認められなかった.
- BNPの基準値と治療戦略 (PCI vs. CABG) の間の有意な相互作用が観察され,BNP状態に基づいて異なる結果を示唆しました.
結論:
- ベースラインBNPの上昇は,リヴァスキュラライゼーションを施されている左主角CAD患者の長期的な死亡率を独立して予測する.
- PCI と CABG の間の選択は,長期的な結果の潜在的差異のために,ベースラインの BNP レベルを考慮する必要があるかもしれません.
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