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脑内原发性恶性淋巴瘤的影像学表现

黄霞,彭洪娟,李丕敬,蔡世峰

Journal of Medical Imaging（2006）

Cited 7|Views12
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Abstract
目的:分析脑内原发性淋巴瘤的CT、MRI表现特点.方法:回顾性分析25例经病理证实的脑内原发性淋巴瘤的CT、MRI资料,所有病例均行平扫及增强扫描.结果:病灶单发18例,多发7例,共37个病灶,其中幕上33个,幕下4个.CT平扫表现为等或稍高密度,MRI平扫T1WI呈等或稍低信号,T2WI呈高信号,增强扫描均见肿瘤均匀或不均匀强化;瘤周多为轻、中度水肿.结论:原发性脑淋巴瘤影像表现具有一定的特征性,但与其它颅内病变有重叠及类似之处,认真分析其特点,可提高诊断的准确性.
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Key words
Megnetic resonance imaging,Brain lymphoma,Imaging
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