Low serum thyroglobulin level in A 15-year-old girl with papillary thyroid cancer and multiple neck lymph nodes: a case report
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Background: Papillary thyroid carcinoma (PTC) is the most common form of differentiated thyroid cancer. Serum thyroglobulin (Tg) is a key biomarker used in postoperative surveillance. However, discrepancies between Tg levels and ... ...