トリグリセリド・グルコース指数と甲状腺結節における悪性疾患リスクとの関連:横断分析
Xiuping Qiu1, Yang Chen1, Ruiyu Lin1
1Department of Endocrinology, Longyan First Affiliated Hospital of Fujian Medical University, Longyan, Fujian, 364000,People's Republic of China.
Journal of inflammation research
|August 27, 2025
まとめ
トリグリセリド・グルコース (TyG) インデックスは,パピュラー甲状腺がん (PTC) の独立リスク因子ではありません. しかし,代謝,甲状腺,免疫因子が相互作用してPTCの発達に影響します.
科学分野:
- 内分泌学
- 腫瘍学
- メタボリックシンドローム
背景:
- トリグリセリド・グルコース (TyG) 指数はインスリン抵抗性のマーカーです.
- インスリン抵抗性は,甲状腺がんを含む様々な癌に 関わっている.
- 乳頭甲状腺がん (PTC) リスクにおける代謝因子の役割を理解することは,早期発見と予防に不可欠です.
研究 の 目的:
- トリグリセリド・グルコース (TyG) インデックスとパピュラー甲状腺癌 (PTC) リスクとの関連を調べる.
- 代謝,甲状腺機能,免疫学的メカニズムの潜在的関連性を調査する.
主な方法:
- 1,833人の参加者 (1,010人がPTC,823人が良性甲状腺結節) を対象とした横断的な研究.
- TYG指数は, ln ((断食トリグリセリド × 断食グルコース/2) として計算されます.
- 多変数ロジスティック回帰分析を使用して,TyG指数とPTCリスクの関連性を評価し,混同因子に調整した.
主要な成果:
- 調整後のTyG指数はPTCの独立リスク因子ではなかった (調整されたOR=0.94).
- 適度なTyGレベルは,中年の個体においてPTCリスクの増加と関連していた (OR=1. 45).
- FT3の上昇,FT4の低下,TSHの変化は,甲状腺自身抗体との複雑な関連とともに,PTCリスクと有意に関連していました.
結論:
- TyG指数だけでは PTCの独立予測指標にはならない.
- 代謝機能障害,甲状腺機能,免疫マーカーの相互作用は,甲状腺がん発生において極めて重要です.
- 発見は将来の研究とPTCの個別化されたスクリーニング戦略のための洞察を提供します.
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