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颅内血管外皮细胞瘤的MRI表现分析 被引量:1

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摘要 回顾性分析经手术病理证实的7例颅内血管外皮细胞瘤的M R I表现。所有病例均行M R I平扫及增强扫描,其中3例行三维时间飞跃法磁共振血管造影(3D-TOFM RA)检查。结果:7例肿瘤均位于颅内脑外。5例形态不规则,呈分叶状。T 1W I呈等长混杂信号3例,短混杂信号2例,等信号2例;T 2W I以高信号为主者2例,混杂信号4例,等信号1例。增强扫描7例均呈明显不均匀强化。瘤区呈血管流空信号者5例。3D-TOF M RA见大量颈外动脉分支影1例,肿瘤侵犯颅骨2例。认为颅内血管外皮细胞瘤的M R I表现有一定的特征性,可提示其诊断。
机构地区 长江大学医学院
出处 《山东医药》 CAS 北大核心 2007年第15期36-37,共2页 Shandong Medical Journal
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共引文献22

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