PMC5021915_01
Brain MRI scan, axial T2 FLAIR, shows faint multifocal and bilateral hyperintensities in the frontal lobes and parietooccipital lobes, extending to the left greater than right posterior temporal regions.
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The brain MRI showed PRES (Fig. 1).
EEG, bipolar longitudinal montage, shows lateralized periodic discharges plus fast activity (LPDs + F) over the right temporoparietal-occipital region.
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Because the stat EEG showed LPDs + F, a highly epileptogenic pattern, cEEG was initiated to rule out the possibility of recurrent electrographic seizures or nonconvulsive status epilepticus (Fig. 2).