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CT, MRI and Pathological Analysis of Neuroblastomas in Children
Author(s): 
Pages: 21-23
Year: Issue:  1
Journal: RADIOLOGIC PRACTICE

Keyword:  神经母细胞瘤体层摄影术X线计算机磁共振成像儿童;
Abstract: 目的:探讨儿童脑神经母细胞瘤的CT、MRI表现及和病理的关系.方法:对9例经组织病理学证实的脑神经母细胞瘤进行回顾性分析,研究肿瘤的CT及MRI影像学特征.结果:9例神经母细胞瘤中,4例肿瘤位于右侧额叶,1例位于左侧额叶,3例位于右侧颞叶并累及同侧额叶,1例位于左侧顶叶.9例肿瘤均呈囊实性肿块,边界清楚,5例有钙化.肿瘤实质性部分CT平扫呈略高密度,MR T1WI呈等或稍低信号,T2WI呈等或稍高信号,增强后肿瘤实性部分和囊性部分的壁明显强化.结论:神经母细胞瘤是儿童期少见的恶性肿瘤,常发生钙化、囊变、坏死.肿瘤实性部分CT平扫密度通常高于脑灰质,MR T1WI呈等或稍低信号,T2WI呈等或稍高信号.
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