282EPILEPTIC SEIZURE SECONDARY TO POSTERIOR REVERSIBLE ENCEPHALOPATHY SYNDROME (PRES): A CASE REPORTPosterior Reversible Encephalopathy Syndrome (PRES) is a usually reversible condition diagnosed on clinical and radiological grounds, which is characterized by a number of different clinical presentations including severe headache, focal neurological signs, and mental and visual disturbances. A patient with end-stage renal failure presenting to emergency department with sudden-onset hypertension, loss of consciousness, and epileptic seizure was diagnosed with PRES based on clinical and radiological findings. We aimed herein to present a case of PRES with review of the relevant literature. cemkavalci@yahoo.comcasereport582015Posterior Reversible Encephalopathy Syndrome,Chronic renal failureErtuğrul Altınbilek,Derya Öztürk,Harika Gündüz,Güleser Akpınar,Fatih Çakmak, İbrahim İkizceli,Cemil Kavalci Şişli Hamidiye Etfal Training and Research Hospital, Emergency department, Istanbul, Turkey, Şişli Hamidiye Etfal Training and Research Hospital, Emergency department, Istanbul, Turkey, Şişli Hamidiye Etfal Training and Research Hospital, Emergency department, Istanbul, Turkey, Şişli Hamidiye Etfal Training and Research Hospital, Emergency department, Istanbul, Turkey, Şişli Hamidiye Etfal Training and Research Hospital, Emergency department, Istanbul, Turkey, Şişli Hamidiye Etfal Training and Research Hospital, Emergency department, Istanbul, Turkey,Baskent University Faculty of Medicine, Emergency department, Istanbul, Turkey.