重度の火傷の治療の結果を予測する入院時の血液学的バイオマーカー:南インドの三級医療病院の経験
Harshavardhan Shetty1, Birva Shah1, Joseph Thomas1
1From the Department of Plastic Surgery, Kasturba Medical College, Manipal, Manipal Academy of Higher Education, Manipal, India.
Annals of plastic surgery
|September 5, 2025
まとめ
重度の火傷患者の死亡率を予測することは極めて重要です. 死亡率の有意な予測要因は,全体表面積 (TBSA) の増加と中性粒子の対リンパ球比 (NLR) の上昇であり,血小板対リンパ球比 (PLR) は有意な値を示さなかった.
科学分野:
- 医学 研究
- 炎症のバイオマーカー
- トラウマケア
背景:
- 重度の火傷は 高い罹病率と死亡率をもたらします
- 早期に死亡率の予測をすることが 効果的な燃焼管理に不可欠です
- 中性細胞対リンパ球比 (NLR) と血小板対リンパ球比 (PLR) は潜在的なバイオマーカーである.
研究 の 目的:
- 重度の火傷患者の死亡率の予測におけるNLRとPLRの予後的意義を評価する.
- 死亡率のNLR,PLR,全体表面積 (TBSA) の予測値を評価する.
- 燃焼ケアにおけるリスクの階層化のための信頼性の高い初期指標を特定する.
主な方法:
- 重度の火傷 (TBSA ≥20%) を有する91人の成人の分析.
- NLRとPLRを含む臨床的,病因的,検査データの収集
- 予測値と最適なカットオフを決定するために利用された受信機操作特性 (ROC) 曲線解析.
主要な成果:
- 非生存者では,TBSAの介入率 (52%対30%) とNLR (15. 2対8. 4) が有意に高かった.
- TBSA>41%は死亡率の強い予測因子 (AUC=0. 86) であり,感度は82. 6%,特異性は77. 8%であった.
- NLR値の上昇 (カットオフ値8. 19) は予測値 (AUC=0. 614) を示したが,PLR値 (カットオフ値186. 57) は予測値を示さなかった (AUC=0. 461).
結論:
- 高いTBSAの関与と高いNLRは重度の火傷患者の死亡率の有意な予測因子です.
- TBSA>41%は,この研究で特定された最も信頼性の高い予後指標です.
- TBSAとNLRの早期評価は,重度の火傷症例のリスク層分化と臨床管理に役立ちます.
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