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。

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Purpose: To evaluate the diagnostic value of apparent diffusion coefficient (ADC) for hepatic masses.

目的：探讨表面弥散系数(adc)评估肝占位病变的价值。

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Objective to evaluate the diagnostic value of apparent diffusion coefficient (ADC) values in liver cirrhosis and hepatocellular carcinoma by using SENSE technique.

目的探讨SENSE技术支持下磁共振扩散成像adc值在诊断肝硬化和肝癌中的应用价值。

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