完全な心房隔膜欠陥の修復後の左心房弁再手術の内手術予測値
Edward Buratto1, Michael M H Cheung2, Vignesh Ratnaraj3
1Department of Cardiac Surgery, Royal Children's Hospital, Melbourne; Department of Paediatrics, University of Melbourne, Melbourne; Heart Research Group, Murdoch Children's Research Institute, Melbourne.
The Journal of thoracic and cardiovascular surgery
|September 4, 2025
まとめ
中等またはより大きな左心房弁反吐 (LAVVR) と外科心房内エコーグラムでは,完全な心房間隔膜欠陥 (cAVSD) の修復後に再手術の必要性を予測します. 2回目のバイパス走行は LAVVR を改善します
科学分野:
- 小児心臓科
- 生まれつき の 心臓 手術
- エコーカルディオグラフィー
背景:
- 完全な心房間隔膜欠陥 (cAVSD) の修復結果は改善したが,左心房間隔膜 (LAVV) の再手術は依然として懸念される.
- LAVVの再手術の必要性を予測することは,cAVSDの修復における外科的意思決定を最適化するために極めて重要です.
研究 の 目的:
- cAVSDの修復後のLAVV再手術のイントラオペラティブエコーカルディオグラフィの予測要因を特定する.
- LAVV 吐 (LAVVR) の重症度に対する第2回バイパスの影響を評価する.
主な方法:
- cAVSDの修復を受けた134人の患者の遡及レビュー (2010年~2020年).
- LAVVRを評価するために,手術中のバイパス後のエコーカルジオグラムの個別レビュー.
- 医療記録から収集された長期追跡データ
主要な成果:
- 患者の20. 1%は,第1回バイパス後に中等またはより高いLAVVRを示した.
- 2回目のバイパス手術は,平均LAVVRグレード (2. 2から1. 3),p=0. 004) を改善し,患者の8. 2%で行われました.
- 10年後のLAVV再操作は,中程度のLAVVR (61. 2%) と特異的なジェット (65. 4%) に比べて,軽度のLAVVR (89. 6%) と中央ジェット (92. 7%) よりも著しく低かった.
結論:
- 中度またはより高いLAVVRおよび外心的なLAVVRジェットは,手術中のエコーカルジオグラムで,再手術の有意な予測指標です.
- LAVVの再修復のための2回目のバイパス走行は,LAVVRの重症性を改善するのに有効です.
- cAVSD手術中のLAVV再修復に関する外科的決定を導くことができる.
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