磁共振扩散峰度成像在肿瘤中的研究进展

被引：23

作者：

闫坤

胡莎莎

杨品

蒋常琴

雷军强

机构：

[1] 兰州大学第一医院放射科

来源：

磁共振成像 | 2016年 / 7卷 / 08期

关键词：

扩散峰度成像; 扩散加权成像; 扩散张量成像; 肿瘤;

D O I：

暂无

中图分类号：

R445.2 [核磁共振成像]; R73 [肿瘤学];

学科分类号：

100214 [肿瘤学]; 100231 [临床病理学];

摘要：

扩散峰度成像(diffusional kurtosis imaging,DKI)是一种新兴的基于非高斯分布模型的磁共振技术,创新拓展于扩散加权成像(diffusional weight imaging,DWI)技术与扩散张量成像(diffusional tensor imaging,DTI)基础之上,可定量描述细胞内外水分子非高斯扩散特点,能够较DWI、DTI技术提供更丰富、真实、准确的组织微观结构信息。近年来,DKI逐渐应用于各系统疾病研究,尤其在脑、前列腺等肿瘤中取得了初步成果,展现出良好的临床价值。本文就DKI成像原理、在肿瘤中的应用进展予以综述。

引用

页码：635 / 640

页数：6

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