增强MRI对周围性肺结节的诊断价值

被引：9

作者：

李成州

肖湘生

刘士远

郭舜民

徐雪元

机构：

[1] 上海长征医院影像科!

来源：

中国医学计算机成像杂志 | 1996年 / 03期

关键词：

肺结节; 磁共振成像; Gd-DTPA;

D O I：

10.19627/j.cnki.cn31-1700/th.1996.03.010

中图分类号：

R445.2 [核磁共振成像];

学科分类号：

100207 ;

摘要：

目的:探讨Gd-DTPA增强MRI对孤立性肺结节的诊断价值.材料和方法:对29例孤立性肺结节行平扫和Gd-DTPA增强MR检查,Gd-DTPA按0.1mml/kg体重静脉内注射,观察不同性质结节的强化模式差异,测量增强前后信号强度变化.结果:恶性肿瘤明显强化,而良性肿瘤不强化或轻度强化,两者有显著差异(P<0.01).部分结核瘤表现为特征性的“周边薄层环状”强化.结论:良恶性结节间强化程度和模式有差异,增强MR对CT不能确诊的肺结节有重要鉴别诊断价值.

引用

页码：170 / 172

页数：3

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