Posterior reversible encephalopathy syndrome
A young lady with history of one episode of convulsion.
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FLAIR sequences show abnormal patchy hyperintensity in the bilateral, parietal and occipital subcortical regions. There is no diffusion restriction. No abnormal enhancement is seen on post contrast study.
The patient had a history of caesarian section 2 weeks prior and she is hypertensive.
A differential diagnosis of Posterior reversible encephalopathy syndrome (PRES) and demyelination was considered.
However, In the given clinical scenario the findings are consistent with PRES. Unfortunately a follow-up MRI could not be obtained.