突然の心臓死における心筋再血管化の役割
1Division of Cardiology, University of Texas Health Science Center, San Antonio 78284-7872.
Circulation
|January 1, 1992
まとめ
心臓発作による突然死は,しばしば冠動脈疾患と不血症に関連しています. 心筋再血管化は,臨界狭窄症の鍵ですが,不律症ではさらなる介入が必要になる可能性があります.
科学分野:
- 心臓病学 心臓病学
- 心臓電気生理学 心臓電気生理学
- 心血管外科手術についてです.
背景:
- 広範な動脈硬化性冠動脈疾患は,突然の心臓死 (SCD) 症例で最も一般的な発見です.
- 急性心筋動脈不全症は,SCDにしばしば寄与する.
- ベータブロッカーや冠動脈バイパス移植 (CABG) のような介入は,特定の患者グループにおける心臓死亡率を低下させます.
研究 の 目的:
- 心臓発作による突然死のリスクのある患者の治療管理戦略の概要をまとめること.
- 治療の指針としての心筋再血管化と電気生理学的検査の役割を評価する.
- 生命を脅かす不律症の予防における介入の効果を評価する.
主な方法:
- 臨床試験データと治療管理原則のレビュー.
- 冠動脈疾患の程度,心室機能,誘導性心律不整症を含む治療決定に影響を与える要因の分析.
- 静脈動脈不全の誘導性を評価するための電気生理学的試験.
主要な成果:
- 心筋再血管化は,リスクのある心筋狭窄症および誘導性不律症のない重大な狭窄症の主要な治療法です.
- 手術後の検査は,誘導性多形心室性心拍動症/動症の患者にとって極めて重要であり,手術だけでは50%しか抑制できない.
- 手術による再血管化だけでは,誘導可能な持続的単型心室性心拍動脈不全と心筋梗塞の傷跡には,しばしば不十分である.
結論:
- SCDの生存者に対する治療決定は,冠動脈疾患の評価,心室機能,および電気生理学的発見を統合する必要があります.
- 冠動脈外科手術だけでは,特定の誘導性不律症には不十分であり,さらなる抗不律症戦略が必要である.
- パーカタン・トランスルミナル冠動脈血管新生手術は,誘導性心室動脈短拍/を伴うSCD後の患者に対する単独療法としての証拠が不足しています.
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