Possible Rassmussen's Encephalitis-MRI

Rassmussen's Encephalitis is also known as Hemiconvulsion-Hemiplegia Epilepsy. This is 9month oldinfant with fever, convulsion and one sided weakness. On MRI left sided hemisphere is swollen and shows white matter hyperintensity confined to one hemisphere well seen on DWI possibly indicating cytotoxic edema. This appearance may indicate early stage of rassmussen's encephalitis and may progress to hemiatrophy. Further follow up was advised.