Objective:To evaluate the characteristics of myocardial perfusion using first pass perfusion MR imaging.
目的：通过MR灌注成像评价急性梗死心肌组织血流灌注特点。
Objective To evaluate the characteristics of myocardial perfusion and therapeutic effect of acute myocardial infarction using first pass perfusion MR imaging.
目的采用MR首过灌注成像评价急性心肌梗死心肌组织血流灌注特点及治疗效果。
Dynamic contrast-enhanced perfusion MR imaging could provides the information on the microcirculation of tumors that cannot be acquired from the conventional MR imaging.
动态灌注磁共振成像可以为临床提供常规磁共振检查所不能提供的肿瘤微循环血液动力学方面的信息。
Conclusion Dynamic contrast-enhanced perfusion MR imaging can reveal the lesion vascular distribution and quantity angiogenesis of tumor and provide valuable physiopathologic information.
结论动态对比增强磁共振灌注成像可以揭示肿瘤内血管分布状况，量化病变部位的血管生成，为临床提供病理生理学信息。
Perfusion MR images were obtained with spin-echo echo planar imaging (SE-EPI) techniques.
运用自旋回波-回波平面成像(SE - EPI)技术行MR灌注成像。
Objective To evaluate the value of MR perfusion imaging in the diagnosis and differential diagnosis of common liver masses.
目的探讨MR灌注成像在肝脏常见占位性病变诊断以及鉴别诊断中的价值。
Conclusion MR perfusion imaging is helpful for the diagnosis and differential diagnosis of common liver masses.
结论MR灌注成像有助于常见肝占位性病变的诊断和鉴别诊断。
Objective to optimize the protocol of hepatic MR perfusion imaging.
目的优化肝脏MR灌注成像的扫描技术方案。
Objective To study the consistency of the results between of MR myocardial perfusion imaging and DSA coronary arteriography.
目的：研究MR心肌灌注成像与DSA冠状动脉造影检查结果的一致性。
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。
The MR pulmonary perfusion imaging was achieved by the first-pass contrast agent method.
利用对比剂首次通过法可进行MR肺灌注成像。
Objective To evaluate the value of dynamic susceptibility-contrast MR perfusion imaging in the per-operative differential diagnosis between single brain metastasis and high grade gliomas.
目的探讨MR灌注成像在鉴别单发脑转移瘤与高级别胶质瘤中的作用及价值。
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。
Conclusion: EPI is a technical with ultra-fast imaging and high temporal resolution, so MR perfusion imaging can become an important tool for the diagnosis of brain lesions.
结论：EPI技术具有瞬时成像、时间分辨率高的优点，脑灌注成像成为诊断脑部疾病的一个重要工具。
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。
Conclusion MR perfusion imaging can show the hemodynamic changes of brain lesions. It's useful in the assessment of histologic grade of gliomas.
结论MR灌注成像可观察脑病变的血液动力学变化，在术前对评估胶质瘤的病理学分级有帮助。
Objective: to optimize the contrast injection protocol for MR pulmonary perfusion imaging (PPI) and toe-valuate its value in the diagnosis of experimental acute pulmonary embolism in pigs.
目的：探索磁共振肺灌注成像的最佳剂量及其对肺栓塞的诊断价值。
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。
Objective To discuss the diagnostic value of MR perfusion imaging (PWI) in the supratentorial intracranial tumors.
目的探讨磁共振灌注成像（PWI）在幕上脑内肿瘤中的诊断价值。
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。
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 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。
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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