Pheochromocytoma(褐色細胞腫)摘出術における血行動態変動の予測
Marina Stojanovic1,2,3, Magdalena Grujanic2, Anka Toskovic2,3
1Faculty of Medicine, University of Belgrade, 11000 Belgrade, Serbia.
Diagnostics (Basel, Switzerland)
|January 28, 2026
まとめ
褐色細胞腫の手術は血圧低下を引き起こす可能性があります。手術中の腫瘍が大きい場合や輸液量が多い場合は低血圧の予測因子となり、副腎摘出術中の慎重な患者モニタリングと管理の必要性が強調されます。
科学分野:
- 内分泌学
- 腫瘍外科
- 麻酔科学
背景:
- 褐色細胞腫は、カテコールアミンの過剰産生を引き起こすまれな副腎腫瘍であり、周術期の血行動態不安定性を引き起こします。
- 麻酔および外科的進歩にもかかわらず、術中低血圧は依然として重大な合併症です。
- 患者の安全のために、副腎摘出術中の血行動態不安定性を予測し管理することは非常に重要です。
研究 の 目的:
- 褐色細胞腫の副腎摘出術における血行動態不安定性の術前および術中予測因子を特定すること。
- 褐色細胞腫患者の術中管理戦略を強化すること。
- 患者の安全と周術期転帰を改善すること。
主な方法:
- 褐色細胞腫の副腎摘出術を受けた成人患者の後ろ向き解析。
- 術前データ、腫瘍特性(CT/MRI)、手術アプローチ、および術中血行動態の組み込み。
- 術中低血圧(MAP < 60 mmHg)の予測因子を決定するためのロジスティック回帰分析。
主要な成果:
- 術中低血圧は患者の51%に発生しました。
- 腫瘍サイズが大きいこと(直径49mm以上)および高容量の術中輸液(1200mL/時以上)が低血圧の独立した予測因子でした。
- 術前のカテコールアミンレベルおよび手術アプローチは有意な予測因子ではありませんでした。
結論:
- 腫瘍サイズは、褐色細胞腫の副腎摘出術における術中血行動態不安定性の重要な予測因子です。
- 個別の術前評価と術中輸液管理が不可欠です。
- 管理を最適化することで、低血圧のリスクを軽減し、周術期転帰を改善することができます。
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