Female, 37 years old, with recent diplopia, dysphagia, prior diagnosis of MS recently overturned, now off MS medications. 10-15 scattered punctate foci of FLAIR hyperintensity are demonstrated within the white matter of the cerebral hemispheres. The corpus callosum, brainstem and cerebellum are preserved. No associated pathologic enhancement is seen.No evidence of edema or mass effect is detected. No acute intracranial hemorrhage or any abnormal extra-axial fluid collections are observed. The ventricles are normal in size and morphology.
Numerous scattered punctate foci of FLAIR hyperintensity are evident within the right matter of the cerebral hemispheres. Lesion morphology is not entirely specific and as such the differential diagnosis would include sequelae of prior demyelination, prior inflammation, migraine headache or a vasculitic process.