医療における致命的な腎臓損傷の診断の特徴
O Babkina1, S Danylchenko2, I Korobko3
11Department of Pathophysiology, O.O. Bohomolets National Medical University, Kyiv; 2Kyiv City Clinical Bureau of Forensic Medical Examination, Ukraine.
Georgian medical news
|August 30, 2025
まとめ
傷害後の腎臓組織の温度変化から 死亡時刻を推定できます 臓器の温度と体脂肪を分析することで 死亡時間を正確に予測できます
科学分野:
- 法医科学
- 死後の間隔の推定
- 温度調節
背景:
- 死の時刻の正確な決定は,法医調査において,特に傷の時刻が死亡時刻と異なる機械的トラウマのケースでは,非常に重要です.
- 死後の間隔を推定する既存の方法は困難であり,新しい信頼性の高い技術の開発が必要である.
研究 の 目的:
- トラウマと死亡から経過した時間と比較して,損傷したおよび無傷の腎臓組織における時間の変化を調査する.
- 腹部臓器からの温度測定を用いて死亡時間を推定するための多変数回帰モデルを開発する.
主な方法:
- 死後24時間以内に赤外線温度測定を用いて,256人のトラウマ被害者の組織温度を分析した.
- 肝臓,臓,腎臓,皮膚,皮下脂肪の厚さの温度データを含みます.
- 臓器の温度,皮膚の温度,脂肪の厚さ,環境温度を含む回帰モデルの開発.
主要な成果:
- 死亡後に腎臓組織の温度が統計的に有意に低下した.
- 損傷した腎臓の組織は,無傷な領域よりも一貫して暖かい (2~3°C) 状態でした.
- 開発された回帰モデルは,死亡時間を正確に推定した (R2 = 0.86),すべての予測値は統計的に有意であった (p<0.05).
結論:
- 傷付いた臓器と無傷の臓器の温度パラメータを用いた多変数回帰モデルは 死亡時の法医学的な推定に有望である.
- 赤外線温度計は 傷害後の間隔と死亡時刻を 定量的に測定する方法を 法医学で提供しています
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