患者の選択と,冠動脈バイパス手術後の予後との関係
Circulation
|January 1, 1977
まとめ
冠動脈バイパス手術による死亡率は,よりよい患者選択,特に心室機能不全の患者のために,時間の経過とともに減少しました. リスクの階層化は,冠動脈バイパス移植の結果の管理に不可欠です.
科学分野:
- 心血管外科手術についてです.
- 心臓外科手術の結果について
- 医療機器技術 医療機器技術について
背景:
- 冠動脈バイパス手術は,冠動脈疾患の重要な介入です.
- この処置における早期手術による死亡率は著しく変化した.
- 患者の選択と外科手術の進化は,結果に影響を及ぼします.
研究 の 目的:
- 動脈冠動脈バイパス手術における手術後の死亡率の動向を分析する.
- 時間の経過とともに死亡率の変化に影響を与える要因を特定する.
- 患者の選択と疾患の重症度が外科手術の結果に与える影響を評価する.
主な方法:
- デューク大学のメディカルセンターで冠動脈バイパス手術を受けた787人の患者の遡及的分析.
- 1972年1月1日前後の死亡率の比較
- 静脈機能,左主疾患,病んだ血管の数に基づいて患者の分層化.
主要な成果:
- 整体手術後の死亡率は9.7%でした.
- 死亡率は,1972年以降の選択バイパス患者では8.8%から5.4%に低下し,これは心室機能不全の罹患率の低下に関連している.
- 死亡率は,疾患の重症度によって異なります:左側主疾患では12.7%,1つ,2つの血管疾患では1.0%,3つの血管疾患では6.6%です.
結論:
- 動脈冠動脈バイパスの手術による死亡率は,主に患者の選択の改善と重度の心室機能不全の減少により減少しています.
- リスクの階層化は,左側主疾患や血管全体の関与などの要因を考慮して,正確な結果の予測に不可欠です.
- 選択された低リスクの患者は非常に低い死亡率を経験しますが,手術を検討されているすべての患者にとって,リスクと利益の慎重な評価が必要です.
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