トリコスピッド弁の置換の結果は,出所時のトリコスピッド弁の吐の重度による:TRISCEND II試験
Philipp Lurz1, Rebecca T Hahn2, Susheel Kodali2
1University Medical Centre Mainz, Mainz, Germany.
European heart journal
|August 29, 2025
まとめ
EVOQUEシステムによるトランスカテーター三弁置換 (TTVR) は,重度の三弁吐き症 (TR) の患者のアウトカムを大幅に改善します. TRの全重度において利益が観察され,より進行した疾患の患者ではより大きな改善の傾向が見られた.
科学分野:
- 心臓病科
- 介入心臓科
- 医療機器
背景:
- トリコスピッド発作 (TR) は重大な弁性心疾患である.
- TRISCEND II試験では,EVOQUEのトランスキャセター三弁置換術 (TTVR) が単独の治療よりも有益であることが示されました.
- この研究では,TRの重症度に基づいて分層化された結果が分析されています.
研究 の 目的:
- 重症で大規模な/ 暴風雨性三角吐症の患者におけるTTVRの1年および18ヶ月の臨床結果の評価.
- TTVRと治療を併用した治療と,治療のみによる治療を, TRの発症率に基づいて比較する.
主な方法:
- TTVRまたは対照群にランダムに割り当てられた400人の患者を対象に,前向きな多センターTRISCEND II試験を実施した.
- 重度のTR (n=172) と大規模なTR (n=220) のコホートに分類したポストホック分析.
- 臨床結果,生活の質,全因死亡率,心不全による入院の評価 1ヶ月と18ヶ月.
主要な成果:
- TTVRの1年後のTRは,重症と重症/多発性TRの両方のグループの95%以上で軽かった.
- 主要な有効性のエンドポイントは, TRの重症度に関係なく,TTVRを好みました.
- 18ヶ月後,TTVRは対照群と同様の死亡率を示したが,大量/多発性TRコホートでは心不全入院が著しく減少した.
結論:
- TTVRは,重度のトライカスピッド吐症の患者に対して,臨床的に有意義な効果をもたらします.
- TRの重症度,機能能力,生活の質の改善は, TRの基準重症度に関係なく達成されます.
- より高度な (大規模な/ 突発的な) 三管吐症の患者では,より大きな利益がもたらされる可能性があります.
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