Case report: neutrophilic CSF pleocytosis in hypertensive encephalopathy.

A patient with hypertensive crisis developed encephalopathy with a lumbar puncture revealing neutrophilic pleocytosis. No explanation for her case could be found, eg, no evidence of infection or vasculitis. It is concluded that the most probable cause of her neutrophilic cerebrospinal fluid pleocytosis is hypertensive encephalopathy.