DWI has good sensitivity to acute cerebral ischemia.
DWI对缺血有极好的成像敏感性。
DWI combined with PWI Can detect the IP and its extent.
DWI与PWI相结合能判断脑梗死半暗带的存在与否及其范围。
Hyperintensity within area of lesion was characteristic for DWI.
DWI典型表现为病灶范围内高信号。
ObjectiveTo explore the value of DWI in the diagnosis of brain metastatic tumors.
目的探讨磁共振弥散加权成像对脑转移瘤的诊断价值。
The abnormal high signal intensity area of DWI became enlarged with the time coursing.
DWI上的异常高信号区随时间推移，逐渐增大。
Furthermore, WB-DWI revealed more metastases to the lymph lodes and extraskeletal organs.
此外，WB-DWI可以发现更多的骨外器官及淋巴结的病变。
Contrast noise ratio (CNR) between lesion and liver tissue for DWI and T2WI were measured.
计算在DWI与T2WI上病灶与肝组织之间的对比噪声比(CNR)并予以比较。
Objective To evaluate MR diffusion- weighted imaging (DWI) in the diagnosis of cerebral infarction.
目的评价低场永磁型磁共振弥散加权成像（DWI）在脑梗塞诊断中的应用价值。
In recent months, several well-known entertainers have been caught driving while intoxicated (DWI).
近几个月，一些明星被抓到酒后驾驶。
Objective To discuss the application value of diffusion weighted image (DWI) in brainstem infarction.
目的探讨弥散加权成像(DWI)在脑干梗塞中的应用价值。
Conclusion DWI is helpful in the diagnosis of primary lesions and their lymph node metastases of NPC.
结论扩散加权成像对鼻咽癌原发病变及转移淋巴结有一定的诊断价值。
Conclusion DWI was necessary for the diagnosis of rectal cancer when performing conventional sequences.
结论DWI是使用常规序列诊断直肠癌的必要补充。
Objective To study the features of MR diffusion-weighted imaging (DWI) in the hyperacute cerebral infarction.
目的研究超急性脑梗死的磁共振的弥散加权像(DWI)征象。
Objective To observe the changes of diffusion weighted imaging (DWI) after diffuse axonal injury (DAI) in rats.
目的观察大鼠弥漫性轴索损伤（DAI）后弥散加权成像（DWI）的变化规律。
Conclusions DWI is highly accurate in diagnosing acute cerebral infarction and is superior to conventional MRI.
结论DWI对急性期脑梗死的诊断准确率高，明显优于常规mri。
Objective To investigate the diagnostic value of diffusion weighted imaging ( DWI) in acute cerebral infarction.
目的探讨低场磁共振弥散加权成像（DWI）诊断急性脑梗死的价值。
DWI is sensitive to early ischemic changes, which can find the changes of brain ischemia earlier than that of routine T2WI.
DWI对早期缺血改变非常敏感，DWI较常规t2加权图像能更早地发现脑缺血的改变。
Materials and Methods Both conventional MRI and DWI were performed in 81 patients at different time after cerebral infarction.
资料与方法对81例确诊为脑梗死的患者在梗死后不同时间行常规MRI和DWI。
Objective To study the accuracy of SSEPI-DWI derived ADCmap in estimating the intramedullary extent of malignant bone neoplasms.
目的探讨SSEPI - DWI序列产生的ADC图在确定恶性骨肿瘤髓内浸润范围中的价值。
Objective To investigate the manifestations and mechanism of acute intracerebral hemorrhage on diffusion-weighted MR imaging(DWI).
目的探讨急性脑实质内出血的磁共振扩散加权成像（DWI）表现及其发生机制。
Objective: To evaluate the value of diffusion-weighted magnetic resonance imaging (MRI-DWI) in diagnosing acute cerebral-infarction.
目的：探讨扩散加权磁共振成像在急性脑梗死诊断中的价值。
Purpose:To evaluate the value of low magnetic-field intensity MR diffusion-weighted imaging(DWI) incerebral ischemia in early stage.
目的：探讨低场强磁共振弥散成像对早期脑缺血的诊断价值。
Results DWI detected 19 lesions in 10 cats. PWI detected 23 abnormal perfusion areas in 13 cats. CTPI detected 20 lesions in 12 cats.
结果DWI发现10只猫脑实质出现19个异常信号，PWI发现13只猫脑实质内23个异常灌注区，CTPI发现12只猫脑实质内20个异常血流灌注区。
Objective To evaluate the diagnostic value of (DWI) apparent diffusion coefficient (ADC) and ADC map in diagnosis of cerebral ischemia.
目的评价磁共振弥散加权成像(DWI)表观弥散系数(adc)和ADC图对脑缺血的诊断价值。
Objective To observe the value of the combination of CT perfusion imaging (CTPI) and MRI DWI in diagnosis of acute cerebral infarction.
目的探讨联合应用CT灌注成像（CTPI）和MRDWI技术对急性脑梗死的临床诊断价值。
Abnormal high signal can also be seen on DWI image of severe alcoholism dead group, and ADC value showed a sudden drop in a short term.
重症急性酒精中毒死亡组大鼠脑的磁共振弥散加权成像均出现高强度信号，表观弥散系数值在短时间内骤降。
Objective To evaluate diagnostic value of diffusion-weighted imaging (DWI) and perfusion-weighted imaging(PWI) in acute cerebral ischemia.
目的评价磁共振弥散加权成像（DWI）和灌注加权成像（PWI）在急性脑缺血中的诊断价值。
Resultsthere were no abnormal signals on DWI image of non alcohol injection group, and ADC value didn't change at different point of time.
结果未注酒精组大鼠脑的磁共振弥散加权成像未见异常信号改变，其表观弥散常数值亦未见随时间而改变。
Magnetic resonance diffusion weighted imaging (MR DWI) has been paid close attention recently for its sharp sensitivity of cerebral ischemia.
磁共振弥散加权成像对脑缺血的检测非常敏感，是近年关注的研究热点之一。
Magnetic resonance diffusion weighted imaging (MR DWI) has been paid close attention recently for its sharp sensitivity of cerebral ischemia.
磁共振弥散加权成像对脑缺血的检测非常敏感，是近年关注的研究热点之一。
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