“…Some studies showed an increased risk of malignancy in a thyroid nodule with high serum TSH, 6,7,30,31 whereas others reported no relationship. 10,[33][34][35] In a meta-analysis including over 5000 cancer preoperatively, an increased level of serum Tg or TSH appear w not to be useful to predict malignant thyroid disorders. However, TSH:Tg ratio was found to be significantly increased in patients with thyroid cancer but it was not shown to be an independent predictor.…”