ミトラル弁の再構築後にシストリック前頭運動の発生率が低下しています
E A Grossi1, B M Steinberg, M LeBoutillier
1Department of Surgery, New York University Medical Center, NY 10016.
Circulation
|November 1, 1994
まとめ
シストリック前頭運動 (SAM) は,ミトラル弁の修復後,最初は9.1%の患者で観察され,新しい外科的手法で3.4%に減少しました. このアプローチは,左心房外流管の阻害に対する解決策を提供します.
科学分野:
- 心血管外科手術についてです.
- 心臓外科手術について
- ミトラルバルブの修理
背景:
- 前部ミトラル小葉のシストリック前部運動 (SAM) は,ミトラル弁の修復後に左心室外流管の阻害を引き起こす可能性があります.
- SAMは,ミトラル弁の再建を受けた441人の患者の9.1%で観察されました.
- 医療療法で解決することが多いが,SAMは外科医に義肢置換を検討させる可能性がある.
研究 の 目的:
- ミトラ弁修復後のシストリック前頭運動 (SAM) の管理のための外科的修正を評価する.
- 三角形前葉片切除のSAM周波数と左心室外流出管阻害に対する影響を評価する.
主な方法:
- 三角形前葉の切除技術が開発され,適用されました.
- この切除は1991年6月以降,前葉の組織が広範囲に広がった119人の患者のうち23人に実施されました.
主要な成果:
- 研究コホートにおけるSAMの頻度は著しく減少した.
- SAMは,改変技術導入後の119人の患者の3.4%で発生し,初期9.1%の比率から減少した.
結論:
- 三角形前葉片切除は,SAM後ミトラ弁修復の発生率を減らすための効果的な外科的選択肢です.
- このテクニックは,SAMを経験している特定の患者で,義肢弁の置換を回避するのに役立ちます.
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