Cyclosporin-A induced posterior reversible encephalopathy syndrome.

Posterior reversible encephalopathy syndrome (PRES) is a recently proposed clinico-neuroradiological entity observed in a variety of clinical settings such as cyclosporin A (CsA) neurotoxicity. We report a 3.5-year-old Syrian boy in whom steroid-resistant focal segmental glomerulosclerosis (FSGS) was recently diagnosed.