ネイティブ・バルブ・エンドカルディティスの予防のための抗生物質予防の有効性
J T Van der Meer1, W Van Wijk, J Thompson
1Department of Clinical Microbiology, Erasmus University, Rotterdam, The Netherlands.
Lancet (London, England)
|January 18, 1992
まとめ
抗生物質の予防は,細菌性内心炎に対して,特に心疾患が既にある患者に限られた保護を提供することがあります. この研究は,現在の勧告は,全体的な内臓炎の発生率を大幅に減らすことはできないかもしれないことを示唆しています.
科学分野:
- 感染症 感染症は感染症です.
- 心臓病学 心臓病学
- 薬理学 薬理学とは
背景:
- バクテリア性心内膜炎は,心臓の内膜に重篤な感染であり,以前に心疾患のある個人にしばしば影響を及ぼします.
- 医療や歯科の手続き後の細菌性内心炎を予防するために抗生物質の予防の使用は,進行中の議論の対象です.
- 抗生物質予防の真の有効性を理解することは,臨床実務と患者の管理を導くために極めて重要です.
研究 の 目的:
- 本来の心臓弁のバクテリア性内心炎を予防するための抗生物質予防の有効性を評価する.
- 医療または歯科の手術を受ける患者の予防の保護効果を評価する.
- 現在の予防指針の遵守が,内臓炎の全体的な発生率に影響するかどうかを判断する.
主な方法:
- オランダで全国的なケース・コントロール研究が行われました.
- 症例は,既知の心疾患を有する患者で,処置から180日以内に心内炎を発症した患者を含む.
- コントロールは,同様の心臓状態の患者で,比較可能な手順の180日以内に内臓炎を発症しなかった患者でした.
主要な成果:
- この研究では,48件の適格な症例と200件の適格な対照群を特定した.
- 両グループで約6人に1人の患者が抗生物質予防療法を受けた.
- 処置から30日以内に初めて発症した心臓内膜炎では,保護効果が49%と推定されましたが,この時間内に心臓内膜炎を発症した心臓病変の予備性を持つ患者の13%のみでした.
結論:
- この発見は,抗生物質の予防が,細菌性心内膜炎に対して限られた保護効果を持つ可能性があることを示唆している.
- 現在の予防勧告の厳格な遵守は,コミュニティ内の内臓炎症例の総数を実質的に減少させない可能性があります.
- 特定の患者集団と手続きの文脈のための予防策を精錬するために,さらなる研究が必要になる可能性があります.
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