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低场MRI对四肢软组织神经鞘肿瘤的诊断价值 被引量:5

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摘要 目的:探讨四肢软组织神经鞘肿瘤的低场MRI诊断价值。方法:回顾性分析8例经临床病理证实的四肢神经鞘肿瘤的MRI表现,其中神经鞘瘤6例(5例良性,1例恶性),神经纤维瘤2例(良恶性各1例);下肢3例,上肢5例。结果:8例肿瘤均表现为梭形肿块,边界较清晰,6例良性神经鞘肿瘤中4例可见靶征,5例可见脂肪分离征,1例可见神经出入征;2例恶性肿瘤均未见靶征及神经出入征,其中1例可见脂肪分离征。Gd-DTPA增强扫描良性肿瘤均匀强化或实性结节均匀强化,恶性肿瘤强化不均匀。结论:四肢神经鞘肿瘤低场MRI表现有一定特征性,能为外科手术计划的制定提供很大的帮助。
出处 《中国中西医结合影像学杂志》 2012年第3期240-241,共2页 Chinese Imaging Journal of Integrated Traditional and Western Medicine
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