コンピューター断層撮影由来の体組成指標と24時間尿中結石形成パラメータとの関連性
Reza Lahiji1, Lorenzo Storino Ramacciotti1, Ernie Morton1
1Department of Urology Emory University School of Medicine Atlanta GA United States.
BJUI compass
|January 19, 2026
まとめ
体組成は腎臓結石患者の尿プロファイルに影響を与える。筋肉量が多いほど、尿量や結石形成物質の増加と関連していたが、脂肪分布や筋肉の質も役割を果たしていた。
科学分野:
- 腎臓病学;泌尿器科学;放射線学;代謝性疾患
背景:
- 体組成と尿組成が腎臓結石形成に及ぼす影響は十分に理解されていない。
研究 の 目的:
- コンピューター断層撮影(CT)スキャンから得られた体組成指標と、腎臓結石患者における24時間尿パラメータとの関連性を調査すること。
主な方法:
- 24時間尿検査とCTスキャンが利用可能な443人の腎臓結石患者の後ろ向きレビュー。
主要な成果:
- すべての体組成指標は尿中マーカーと相関を示した。
- 高いSMIは、尿量増加、高シュウ酸尿症、高尿酸尿症、高ナトリウム尿症のリスク増加と関連していた。
- 高いVATIは尿量減少と、SATIはナトリウム排泄増加と、高いSMDはシュウ酸塩減少と低クエン酸尿症と関連していた。
結論:
- CT由来の体組成指標は、結石形成患者における24時間尿プロファイルと有意な関連を示した。
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