PTPN22 and Hashimoto thyroiditis: In Chinese AITD patients, Gong et al. reported rare missense mutation in PTPN22 (NM_015967.5; c.77A > G; p.Asn26Ser) using whole-exome sequencing in Hashimoto’s thyroiditis, but PTPN22 C1858T mutation was not confirmed [69].