Background: It is not thoroughly clear that what is the exact etiology of pterygium. Recently. it has been illustrated that pterygium is a benign and destructive condition. The aim of this study was to examine the correlation between promoter hypermethylation of P15INK4band P16INK4a genes on progress of pterygium. https://thegreensjunglebeautyshops.shop/product-category/body-massage-tool/