PTPN22 and eosinophilic esophagitis: Similar to previous studies, we also observed pleiotropy for a number of loci in particular PTPN22 for JRA, T1DM, and Thyroiditis, IL5 for Eosinophilia, Asthma, and EoE and NDFIP1 for Mental Retardation traits and Cerebral Palsy.