“…There are no pathognomonic clinical features of PRES but it can present with various neurological symptoms that include altered level of consciousness (ranging from confusion to coma), seizure activity, focal neurological signs, visual abnormalities, headache, nausea and vomiting [2,5,6]. The diagnosis is con irmed by radiological indings of bilateral and symmetric regions of oedema in the white matter, predominantly involving the posterior and occipital lobes, though occasionally it is seen involving the frontal lobe, temporal lobe, basal ganglia, cerebellum and brainstem; and cortex, instead of the white matter.…”