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成人磁共振全身弥散加权成像的正常表现 被引量:1

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摘要 全身弥散加权成像(WB-DWI)可以在自由呼吸状态下完成大范围(包括胸部、腹部及盆腔)薄层无间断扫描,经三维最大密度投影(3DMIP)图像重建得到高信噪比、高分辨率的图像;通过背景抑制及黑白翻转技术,可对病变的显示达到与正电子发射计算机断层扫描(PET)相媲美的效果,可直观、立体地评估原发病灶和灶外的肿瘤或(和)非肿瘤征象,并可行表观弥散系数(ADC)值和体积的定量测量。本研究旨在了解成人WB-DWI正常表现,为该技术用于临床诊断奠定基础。
出处 《实用医技杂志》 2012年第6期592-593,共2页 Journal of Practical Medical Techniques
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  • 1徐贤,张金山,马林,蔡幼铨,程流泉,孙非,郭行高.3.0T磁共振全身扩散加权成像的正常表现和初步临床研究[J].中国医学影像技术,2007,23(6):793-796. 被引量:42
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