Fig. 1.

MRI Brain: Fig. 1A Axial DWI. Restricted diffusion in posterior temporal, parietal, and bilateral occipital lobe cortex. Restricted diffusion in splenium of corpus callosum and bilateral posterior thalami. Fig. 1B Axial DWI. Restricted diffusion in parietal lobe cortex. Fig. 1C Axial T1. Leptomeningeal enhancement.