Reversible corticosubcortical FLAIR hypointensity in transient focal neurological episode.

A 69-year-old woman presented with transient spreading sensory symptoms in the left upper limb compatible with a transient focal neurological episode (TFNE). MRI performed 3.5 hours later revealed an acute focal right rolandic convexity subarachnoid hemorrhage (cSAH), seen as hyperintensity on fluid