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论文摘要

口腔内金属对头颅磁共振成像的影响和减少伪影方法的研究进展

Research progress on the influence of fixed partial dentures on magnetic resonance imaging and the reduction of artifacts

作者:史琦综述王燕一审校

Author:SHI Qi, WANG Yan-yi.

收稿日期:          年卷(期)页码:2010,37(6):711-713

期刊名称:国际口腔医学杂志

Journal Name:International Journal of Stomatology

关键字:固定修复体, 磁共振成像, 伪影,

Key words:fixed partial denture, magnetic resonance imaging, artifact,

基金项目:

中文摘要

口腔内固定修复体的应用近年来逐渐增加,磁共振成像(MRI)也已成为检查颅脑疾病的主流方法。然 而,口腔内有固定修复体的患者进行头颈部MRI 检查时,其修复体所含的金属成分势必会在MRI 图像中产生伪 影,导致图像不同程度地失真,甚至变形,从而影响了检查结果的准确性和真实性。本文将围绕口腔内金属对 MRI 图像的影响和如何减轻这种影响作一综述。

英文摘要

Fixed partial dentures are used more and more frequently in clinic. Magnetic resonance imaging (MRI) has become one of the most important diagnostic tools in the head and neck region. However, possible imaging artifacts can be produced when check patients with fixed partial dentures, which may make the image distortion and affect the accuracy and authenticity of the results. This review will describe the artifacts generated by fixed partial dentures during MRI and the methods of reducting artifacts.

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