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儿童富于淋巴细胞浆细胞型脑膜瘤MRI表现一例
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- Author:
- No author available
- Journal Title:
- Chinese Journal of Radiology
- Issue:
- 6
- DOI:
- 10.3760/cma.j.issn.1005-1201.2017.06.015
- Key Word:
- No keyword available
Abstract： 患儿 女,5岁,因反复头痛1个月,加重10d于2015年8月6日就诊.头颅CT检查示右额部占位.MRI检查:右侧额部颅板下可见巨大类圆形的等长T1、混杂长T2信号(图1,2),液体衰减反转恢复(FLAIR)序列呈等信号,DWI未见扩散受限,呈等信号;病变边界清晰,周围可见片状长T1、长T2信号;病变累及局部颅板达皮下,周围脑组织明显受压,右侧脑室亦受压,中线结构明显向左侧偏移.增强扫描显示右侧额部病变明显强化(图3),病变大小约为4.8 cm×6.3 cm×5.1 cm,病变周围硬脑膜强化,可见“脑膜尾征”.诊断:脑膜瘤.
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