Background:Psoriasis is the most prevalent chronic inflammatory disease, with an approximate worldwide prevalence of 2-3% [1]. The etiological factor is yet to be known but the genetic factor, trauma, skin infections, drugs, emotional stress like anxiety, alcohol, smoking etc greatly impact the clinical evolution of Psoriasis [2]. Oxidative stress which is induced by the excessive production of reactive oxygen species and inflammatory cytokines that play a significant role in the evolution of severe psoriatic plaques. Serum Paraoxonase is synthesized by the liver and is related with HDL particles