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The diagnostic value of MRI for spinal primitive neuroectodermal tumors
Author(s): 
Pages: 14-15
Year: Issue:  8
Journal: Yingxiang Shijue

Keyword:  神经外胚瘤原始脊椎肿瘤磁共振成像;
Abstract: 目的:探讨MRI对脊柱原始神经外胚层肿瘤(PNET)的诊断价值.资料与方法:回顾性分析经手术病理证实的10例脊柱PNET的MRI(magnetic resonance imaging)资料.结果:10例PNET邻近椎体有不同程度的骨质破坏,7例见椎间孔扩大;10例肿块均位于髓外硬膜下,9例T1W I呈等或低信号,1例T1W I呈稍高信号,T2WI呈等、混杂、稍高信号,7例有囊变,10例均见早期明显强化.结论:脊柱PNET具有较为特征性的MRI表现,MRI对PNET的诊断具有重要价值.
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