Posterior Reversible Encephalopathy Syndrome (PRES)

Posterior reversible encephalopathy syndrome is a rare and acute neuro-radiological entity, characterized by several symptoms of different aetiologies. the main etiologies of pres are htn, pre-eclampsia, eclampsia, immunosuppressive therapy etc, but there are many unexplained causes too. here we report a case of post-partum woman who developed pres in post-operative period, who was complicated by the postdural puncture headache following spinal anesthesia- a rare and uncommon etiology.