TG and thyroiditis: Pre‐ and post‐operative thyroglobulin levels were measured due to its known high sensitivity for thyroid malignancy8; however, one‐way ANOVA revealed no statistically significant difference in thyroglobulin levels of different Bethesda categories (f‐ratio = 0.66094; p = .6194) and decrease in postoperative thyroglobulin levels was also not significant (p = .0899).