Fig. 2From: Decreased frontal white-matter diffusion and improved cognitive flexibility after burr-hole surgery in moyamoya angiopathyScattering of the ADC values before (black) and after (grey) surgery for each hemisphere. Black arrows correspond to the 2 hemispheres with cortical infarctions related to surgery. The white matter ADC value also decreased after surgery. The values remained in the range of other hemsipheresBack to article page