心臓病における体内カリウムに対する長期の利尿剤治療の効果
Lancet (London, England)
|November 13, 1976
まとめ
カリウムの減少は,下痢薬を服用しているほとんどの心不全患者にとって大きな問題ではありません. サプリメントの投与量は,全体カリウムではなく,血カリウム濃度によって導かれます.
科学分野:
- 心臓病学 心臓病学
- ネフロロジーはネフロロジーを用います.
- クリニカル・ニュートリション
背景:
- 慢性心疾患の管理には,しばしば,電解質バランスに影響を及ぼすことができる利尿薬が含まれます.
- カリウムのレベルは,心臓の機能と全体的な健康にとって非常に重要です.
- 利尿薬とサプリメントを服用している心不全患者のカリウム減少の程度は,明確にする必要があります.
研究 の 目的:
- 慢性心疾患の患者の全体カリウムと血カリウムレベルを評価する.
- 利尿剤の使用,カリウム補給,およびカリウム状態の間の関係を決定するために.
- この患者グループにおいて,カリウム欠乏が重要な臨床問題であるかどうかを評価する.
主な方法:
- 慢性心疾患を有する151人の患者の血と全体カリウム測定.
- 利尿剤とカリウムサプリメントの使用に基づいて患者の分類.
- 年齢と体型を考慮し,相関関係を調査するための統計分析.
主要な成果:
- 尿薬群では,少量の全体カリウム欠乏 (3-5%) が観察されました.
- 低血量症 (低血症) は13人の患者で発生したが,彼らのカリウム欠乏は正常な患者よりも大きくはなかった.
- カリウムサプリメントの投与量とプラズマまたは全身のカリウム濃度との間には相関が認められなかった.
結論:
- カリウムの枯渇は,利尿薬で治療された心不全の患者で軽微な問題であるようです.
- 単に血のカリウム濃度に基づいてカリウムサプリメントの投与量を決定する現在の慣行は支持されています.
- カリウムの調節における個々の変動性を調査するために,さらなる研究が必要になるかもしれません.
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