ETS1 and Hashimoto thyroiditis: On the contrary, according to our study, there was a significant difference in the expression of ETS1 between normal (healthy) thyroid tissue and tested nonmalignant thyroid neoplasia (p < 0.05) as ETS1 was expressed at variable levels in Hashimoto’s thyroiditis, nodular goiter, and thyroid adenomas, while normal (healthy) thyroid tissue presented no to low ETS1 expression.