“Posterior Reversible Encephalopathy Syndrome” is a reversible rare disease manifesting with variety of neurological findings often accompanied with high blood pressures. Here we present a case who admitted to our emergency department with the complaint of having difficulty speaking his native language (Turkish) and later diagnosed as PRES Syndrome. Based on the interesting nature and rare occurrence of the case, the etiology, physical exam findings and differential diagnosis of the disease are presented and discussed in the light of the literature.