20年以上の経験を持つ 低侵襲性大動脈弁の修復
Razan Salem1, Hiwad Rashid1, Afsaneh Karimian-Tabrizi1
1Department of Cardiovascular Surgery, University Hospital and Goethe University, Frankfurt, Frankfurt/Main, Germany.
まとめ
最低侵襲性大動脈弁修復 (MIAVr) は,大動脈弁不全の安全で効果的な処置であり,長期的には優れた結果と弁の性能を示しています. このアプローチは耐久性を損なわないので,患者にとって有効な選択肢です.
科学分野:
- 心血管外科
- 最低侵襲 心臓外科
- 大動脈弁の修復
背景:
- 大動脈弁の修復は,経験豊富なセンターで大動脈弁の能力不足を優先します.
- 最低侵入性大動脈弁修復 (MIAVr) の採用は,技術的な複雑さによって制限されています.
研究 の 目的:
- 低侵襲性大動脈弁修復 (MIAVr) の長期的アウトカムを提示する.
主な方法:
- 2000年から2022年にかけて,上部ミニステノトミーによるMIAVrを受けた308人の患者の遡及的分析.
- カプラン・メイヤーと競合するリスク分析を用いて評価された長期追跡データ.
主要な成果:
- 術後の合併症の割合は低かった. 胸腔切除への転移は1%で,脳卒中は0.3%で,30日間の死亡率は0.3%であった.
- 推定再手術発生率: 5年後に4. 1%, 10年後に11. 7%, 15年後に15. 8%.
- 5年後の累積発症率は12. 1%, 10年後の累積発症率は18. 7%, 15年後の累積発症率は23. 0%.
- 推定全生存率: 5年後に90. 7%, 10年後に79. 3%, 15年後に63. 4%.
結論:
- 最低侵襲性大動脈弁修復 (MIAVr) は安全で再現可能である.
- MIAVrは長期にわたって非常に良い性能を示しています.
- 最低侵襲的なアクセスは,長期の耐久性やバルブの性能を損ねません.
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