Objective To evaluate methods of MR perfusion weighted imaging (PWI) in brain neoplasms and its clinical application value.
目的初步评价磁共振脑肿瘤灌注成像(PWI)的成像方法及其临床应用价值。
Objective To compare the value of MR diffusion weighted imaging (DWI), perfusion weighted imaging (PWI), and CT perfusion imaging (CTPI) in evaluating a model of acute cerebral venous occlusion.
目的对比磁共振扩散加权成像（DWI）、灌注加权成像（PWI）和CT灌注成像（CTPI）评价急性脑静脉闭塞模型的价值。
Objective To assess the diagnostic value of contrast enhanced perfusion weighted MR imaging technique in differential diagnosis between benign and malignant musculoskeletal neoplasms.
目的研究对比剂增强MR灌注成像技术在骨骼软组织肿瘤良恶性鉴别诊断中的应用价值。
Objective To evaluate the functional alternations of canine renal ischemia and reperfusion injury by using MR perfusion-weighted imaging, and to correlate the imaging with the pathologic findings.
目的结合病理对照研究MR灌注成像评价犬肾缺血再灌注损伤后肾功能的变化。
MR perfusion-weighted imaging is an important part of the functional MR imaging.
磁共振脑血流灌注加权成像是功能磁共振成像的一个重要组成部分。
Objective To assess the diagnostic value of perfusion weighted MR imaging technique in monitoring vascularization of tissue engineered bone.
目的探讨磁共振灌注成像在组织工程骨血管化监测中的应用价值。
Functional magnetic resonance imaging (fMRI) includes diffusion-weighted imaging (DWI), perfusion-weighted imaging (PWI), and MR spectroscopic imaging (MRS) in hepatic le - sions.
磁共振功能成像在肝脏应用主要包括弥散成像、灌注成像、波谱显像三方面。
Objective To investigate the development regularity of rat C6 brain glioma and to initially study the feasibility of MR perfusion-weighted imaging (PWI) in the tumor.
目的研究大鼠C6脑胶质瘤的生长规律，初步探讨其MR灌注成像研究的可行性。
Methods 39 patients with 41 musculoskeletal neoplasms underwent contrast enhanced perfusion weighted MR imaging.
方法对骨骼软组织肿瘤39例41个病灶进行对比剂增强MR灌注成像检查。
Objective To investigate the value of MR perfusion-weighted imaging(PWI)in the evaluation of therapeutic effect of brain metastases with gamma knife.
目的本研究旨在初步评价脑肿瘤磁共振灌注成像（PWI）的成像方法及其临床应用价值。
Objective To investigate the value of MR perfusion-weighted imaging(PWI)in the evaluation of therapeutic effect of brain metastases with gamma knife.
目的本研究旨在初步评价脑肿瘤磁共振灌注成像（PWI）的成像方法及其临床应用价值。
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