Objective To evaluate the significance of magnetic resonance diffusion-weighted imaging( DWI) in predicting the histological grading of hepatocellular carcinoma( HCC). Methods Data of 27 patients with 27 surgically removed HCC who underwent preoperative conventional MRI and DWI examinations were retrospectively reviewed. The relationship between visual signal intensity and apparent diffusion coefficient( ADC) with histological differentiation of HCC was analyzed. Results Histopathologically,the tumors were ...