肺動脈高血圧におけるトライコスピッドリグルジテーションの修正
Antonio Orlando1, Andrea Vergara1, Robert Naeije2
1Department of Cardiology, Monaldi Hospital, Naples, Italy.
JACC. Case reports
|September 7, 2025
まとめ
肺動脈高血圧 (PAH) での重度の三回転は右心不全を引き起こす可能性があります. トランスキャセター弁の修復は 最適な医療療法と組み合わせて,これらの患者にとって成功する治療の選択肢を提供します.
科学分野:
- 心臓病科
- 肺医学
- 介入心臓科
背景:
- 肺高血圧 (PH) は伝統的に三回転矯正を禁忌としています.
- 肺動脈高血圧 (PAH) の患者の右心不全 (RHF) の主要な要因は,重度の三回性嘔吐 (TR) であり得る.
研究 の 目的:
- PAHと重度のTRでRHFを引き起こす患者のトランスキャセターバルブ修復の有効性を評価する.
- トランスキャテーターの介入に続く最適化された医療療法が,PAHにおけるRHFを成功裏に管理できることを実証する.
主な方法:
- WHO機能クラスIVのPAHと流血性TRを患った75歳の女性を治療 (利尿薬,マシテンタン,タダラフィル) した.
- 肺血管抵抗 (PVR) と機能的クラスについては,医学的な最適化後に評価された.
- トランスカテーター三弁の修復が行われました.
主要な成果:
- 医療療法によりWHO機能クラスIVからIIIに改善され,PVRは5. 4から3Wood単位に低下しました.
- トランスキャテーターの修復の後,1年後にWHO機能クラスIとPVRが2.2Wood単位に達しました.
- 有意な臨床改善と血液動力学的重度の低下が観察されました.
結論:
- 重度のTRは,PAHにおけるRHFの主な原因である可能性があります.
- トランスキャテーター三弁の修復は,最適な医療管理下で,PAH患者におけるRHFの実行可能で成功した選択肢です.
- このアプローチは機能的状態を著しく改善し,肺血管の抵抗を減らすことができます.
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