各期病灶表观扩散系数值及在弥散加权成像上信号不同。
The signals on ADC value and DWI of the focus were different in various stage.
结果：所有表皮样囊肿在弥散加权成像上均表现为高信号，蛛网膜囊肿在弥散加权成像上成低信号。
Results: All epidermoid cysts presented hyperintense signal. and the arachnoid cyst presented signal like CSF on diffusion-weighted imaging.
目的探讨弥散加权成像(DWI)在脑干梗塞中的应用价值。
Objective To discuss the application value of diffusion weighted image (DWI) in brainstem infarction.
目的：比较液体衰减反转恢复(FLAIR)序列和弥散加权成像(DWI)在急性脑梗塞中的应用。
Purpose: To compare fluid attenuated inversion recovery (FLAIR) sequence and diffusion weighted imaging (DWI) sequence in evaluation of acute cerebral infarction.
目的：通过磁共振弥散加权成像(MR -DWI)与肝硬化程度的相关性研究，探讨其在评价肝硬化程度方面的价值。
Objective: To find the relation between MR diffusion weighted imaging (MR-DWI) and severity of hepatic cirrhosis, and study the value of MR-DWI in evaluating the severity of hepatic cirrhosis.
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。
Objective To evaluate MR diffusion- weighted imaging (DWI) in the diagnosis of cerebral infarction.
目的比较液体衰减翻转恢复（FL AIR）序列和弥散加权成像（DWI）序列在急性脑梗死中的应用。
Objective To compare fluid-attenuated inversion-recovery (FLAIR) sequence and diffusion-weighted imaging (DWI) sequence in evaluation of acute cerebral infarction.
目的：探讨弥散加权成像(DWI)和灌注加权成像(PWI)在超急性和急性缺血性脑卒中的应用价值。
Objective: To evaluate the clinical application of diffusion weight imaging (DWI) and perfusion weight imaging (PWI) in the super acute and acute ischemic stroke.
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。
Objective To evaluate diagnostic value of diffusion-weighted imaging (DWI) and perfusion-weighted imaging(PWI) in acute cerebral ischemia.
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。
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。
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.
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