TG and vitiligo: Other examples are a single nucleotide polymorphism (SNP) on chromosome 8 encoding for Tg, which is shared among patients with vitiligo and an AITD, and the region of IL2RA gene on chromosome 10, whose variants are associated with Graves’ disease (aside from diabetes mellitus type 1, multiple sclerosis, rheumatoid arthritis, and systemic lupus erythematosus) [135].