In the present study, mean value of alanine transaminase (ALT) was 328.78 IU/L (8 times normal) in women with PRES which was in contrast to the previous studies where mean values were much lower having value of 253, 46.48, 29, and 101 IU/L, respectively.15,22,26,29. Here, GPT is linked to Posterior Leukoencephalopathy Syndrome.