Aim: To determine the time course of signal intensity changes and the apparent diffusion coefficient (ADC) abnormality on MR diffusion weighted imaging (DWI) after cerebral infarction.
目的：确定脑梗死磁共振弥散加权成像(DWI)信号改变和近似弥散系数(adc)的时间演变规律。
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Result: perfusion abnormality and left ventricular hypertrophy presented the image characteristics of stress myocardial perfusion imaging in 59 patients with essential hypertension.