Endocrine Abstracts

Introduction: Serum thyroglobulin (Tg) measurement is the marker of differentiated thyroid carcinoma (DTC) after total thyroidectomy, but its value is limited by the interference of anti-Tg antibodies (TgAb). Detection of Tg in fine-needle aspiration biopsy (TG-FNAB) washout fluid is used recently to identify neck DTC metastases, but the interference of TGAb-FNAB in the procedure is unknown.Objectives: To evaluate the utility of TG-FNAB for detecting cer...