Decitabine-Induced Posterior Reversible Encephalopathy Syndrome in a Patient with Myelodysplastic Syndrome

Posterior reversible encephalopathy syndrome (PRES) is a neurological disorder characterized by its reversibility both radiologically and clinically, it typically has favorable prognosis. Its etiopathogenesis not clear, although known that involves endothelial dysfunction of the posterior cerebral vasculature, leading to failed autoregulation. We report patient with PRES may have been caused an immune-mediated response decitabine. Key words: encephalopathy; Decitabine.