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Updated: Feb 14, 2026

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Determining Glucose Metabolism Kinetics Using 18F-FDG Micro-PET/CT
Published on: May 2, 2017
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在新诊断的扩散型大B细胞淋巴瘤中,基线PET/CT上的质量脏FDG摄入量的预后值[18F]
Yunhwi Hwang1, Sung Hwa Bae1, Sang Jun Byun2
1Division of Hematology-Oncology, Department of Internal Medicine, Daegu Catholic University Medical Center, Daegu Catholic University School of Medicine, Daegu 42472, Republic of Korea.
Cancers
|February 13, 2026
概括
-18氧葡萄糖正子发射断层扫描/计算机断层扫描 ([18F]FDG PET/CT) 的阳性脏吸收表明,扩散性大B细胞淋巴瘤 (DLBCL) 患者的复发风险更高. 这一发现为DLBCL管理中无复发生存期提供了一个新的预后标志物.
科学领域:
- 在瘤学瘤学.
- 核医学就是核医学.
- 放射学 放射学是一门学科.
背景情况:
- 准确的风险分层对于扩散性大B细胞淋巴瘤 (DLBCL) 管理至关重要.
- -18氧葡萄糖正子发射断层扫描/计算机断层扫描 ([18F]FDG PET/CT) 是确定DLBCL阶段的标准.
- 非瘤[18F]FDG吸收模式的预测值需要进一步调查.
研究的目的:
- 在新诊断的DLBCL患者中研究基线PET/CT上定性脏[18F]FDG吸收的预后意义.
- 评估脏吸收与无复发生存 (RFS) 和整体生存 (OS) 之间的关联.
主要方法:
- 从韩国队列中对142名新诊断的DLBCL患者进行了回顾性分析.
- 基于基线PET/CT的质量脏[18F]FDG吸收的视觉评估.
- 使用卡普兰-梅尔和考克斯回归模型分析的生存结果.
主要成果:
- 在72名患者中观察到阳性脏[18F]FDG吸收,在复发病例中明显更频繁 (p < 0.001).
- 积极的脏吸收与较低的RFS (p < 0.001) 和OS (p = 0.010) 相关.
- 在多变量分析中,脏吸收独立预测较差的RFS (HR 2.175,p = 0.043).
结论:
- 根据基线PET/CT的质量脏[18F]FDG吸收与DLBCL的不良临床结果有关.
- 骨[18F]FDG吸收是DLBCL患者RFS的独立预后因素.
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