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Characteristics of MR Spectroscopy in Peritumoral Zone of Astrocytic Tumors
Author(s): 
Pages: 285-288
Year: Issue:  3
Journal: Radiologic Practice

Abstract: 目的:探讨MRS在星形细胞肿瘤瘤周区域评价中的价值.方法:52例患者均经手术病理证实(包括立体定向穿刺活检),其中弥漫性星形细胞瘤(WHO分级Ⅱ级)20例,间变性星形细胞瘤(WHO分级Ⅲ级)14例,胶质母细胞瘤(WHO分级Ⅳ级)18例.采用GE Signa VH/i 3.0T成像系统,多体素PRESS序列,体素位置选择在肿瘤实质区、瘤周区域和对侧正常区.结果:WHO Ⅱ~Ⅳ级星形细胞瘤瘤周区域的C...
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