前立腺がん治療と筋肉の変化の関係:体系的なレビュー
L Partridge1, A Vickers2, D McSweeney2
1School of Medical Sciences, University of Manchester, Manchester, UK.
Clinical oncology (Royal College of Radiologists (Great Britain))
|February 13, 2026
まとめ
前立腺がんに対するアンドロゲン欠乏療法と放射線治療は,筋肉量に影響を及ぼし,非癌による死亡リスクを潜在的に増加させる可能性があります. サルコペニアを定義し,よりよい生存結果を導くための介入をガイドするために,さらなる研究が必要です.
科学分野:
- 腫瘍学 腫瘍学
- ゲロントロジーはゲロントロジーの学科です.
- 放射線療法による放射線治療です.
背景:
- アンドロゲン欠乏療法 (ADT) や放射線療法 (RT) などの前立腺がん (PCa) 治療は,治療目的で使用されています.
- これらの治療が患者の筋肉に与える影響と,その後の生存結果については,さらなる調査が必要である.
研究 の 目的:
- PCaの男性における筋肉に対するADTとRTの効果を体系的に検討する.
- これらの筋肉の変化が死亡率と進行性のない生存率に影響するかどうかを判断する.
主な方法:
- EmbaseとMedline (2014-2024) で体系的な文献検索が行われました.
- 研究はPRISMAのガイドラインに従っており,バイアスはNIHの品質評価ツールを使用して評価されました.
- 8つの研究は,ナラティブ・シンセシスの含有基準を満たし,合計1176人の患者を対象とした.
主要な成果:
- いくつかの研究では,PCa治療,筋肉,および結果との間に有意な関連が示されました.
- 骨格筋指数 (SMI) の1%の低下は,がん以外の死亡率の9%の増加と関連していました.
- 一貫したサルコペニアの定義と,筋肉の生存関連に関するさらなる研究が必要であることを強調した.
結論:
- 矛盾するサルコペニアの定義は,研究の比較性と一般化を制限する.
- 筋肉の変化とADT/RTとの関連は,サルコペニアのスクリーニングの重要性を強調しています.
- 確立されたベストプラクティスは,筋肉衰退に関連するリスクを軽減するための介入に欠けている.
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