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脑内环形强化病变的DWI鉴别诊断 被引量:1

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摘要 目的:探讨磁共振扩散加权成像对脑内环形强化病变的鉴别诊断价值。方法:回顾性分析41例经手术病理证实的脑脓肿和囊性坏死性脑肿瘤的DWI信号特征,定量测量病变囊变区的ADC值,进行统计学分析。结果:DWI上所有脑脓肿均呈高信号,而脑肿瘤坏死囊变部分均呈低信号。脑脓肿与脑肿瘤坏死囊变区ADC值之间,脑脓肿周围水肿与脑肿瘤周围水肿的ADC值之间均有统计学差异。结论:DWI与ADC值测量能有效反映脑脓肿与坏死囊变性脑肿瘤的不同液态性质,对其鉴别诊断有重要作用。
机构地区 运城市中心医院
出处 《长治医学院学报》 2010年第4期294-296,共3页 Journal of Changzhi Medical College
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参考文献8

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二级参考文献11

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