核磁共振检查使用什么对比剂有什么优缺点 张春志 吉林省脑科医院 скачать в хорошем качестве

核磁共振检查使用什么对比剂有什么优缺点 张春志 吉林省脑科医院

核磁共振检查使用什么对比剂有什么优缺点 张春志 吉林省脑科医院 临床上常用的核磁对比剂为离子型，非特异性细胞外液对比剂钆喷替酸葡甲胺也是最早在临床上应用的核磁共振对比剂。核磁共振的优点具有多参数成像，多层面扫描成像，多方位成像，不需造影剂能够显示血管。对许多病变的定位，定性，定量诊断，均有明显的优越性。另外在胸部病变诊断方面，弥补着CT的不足。 What are the advantages and disadvantages of the contrast agent used in MRI The commonly used MRI contrast agent in clinic is ionic type, The non-specific extracellular fluid contrast agent meglumine gadolinate is also the first MRI contrast agent in clinical application. The advantages of MRI are multi parameter imaging, Multi level scanning imaging, Multidirectional imaging, No contrast medium is needed to show blood vessels. For the location of many lesions, Qualitative, Quantitative diagnosis, All of them have obvious advantages. In addition, in the diagnosis of chest diseases, Make up for the lack of CT.