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Gd-DTPA增强MRI扫描在骨性关节炎软骨病变监测中的价值 被引量：2

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摘要 目的探讨轧喷替酸葡甲胺(Gd-DTPA)延迟增强扫描对监测膝关节软骨退变的价值。方法以髌骨中部,股骨内、外侧髁中部3个不同的部位为感兴趣区,15例膝关节中45个感兴趣区,发现病变的感兴趣区21个纳入研究范围,MRI检查采用3D-FS-SPGR序列,静脉注入Gd-DTPA后2h扫描,测量关节软骨平扫、增强后的信号强度与腘窝处软组织信号强度比值(SIR)。结果三个部位3D-FS-SPGR序列平扫SIR值明显低于Gd-DTPA延迟增强扫描2h的SIR值(P<0.05)。结论静脉注入Gd-DTPA的MRI延迟增强扫描所测得的SIR值,可以作为骨关节炎监测早期软骨退变的参数。
作者 雷杰 杨海山 周生岩 韩志国 崔传禹
机构地区 吉林大学中日联谊医院放射科 吉林大学第四医院MR科
出处 《中国老年学杂志》 CAS CSCD 北大核心 2010年第3期296-297,共2页 Chinese Journal of Gerontology
基金 吉林省科技厅基金资助课题(200805128)
关键词 关节软骨 磁共振成像 膝关节 增强扫描
分类号 R681.3 [医药卫生—骨科学] R816.8 [医药卫生—放射医学]
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参考文献9

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二级参考文献16

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共引文献19

同被引文献25

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引证文献2

二级引证文献10

中国老年学杂志
2010年 第3期

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