TERT and thyroid gland follicular carcinoma: TERT promoter mutations were positive in 40/181 (22.1%) conventional PTC, 17/62 (27.4%) FVPTC, 9/34 (26.5%) TCPTC, 2/8 (25%) DSPTC, 3/7 (43%) follicular thyroid cancer (FTC) and 1⁄4 (25%) Oncocytic thyroid cancer.