Endocrine Abstracts

Correlation of three thyroglobulin assays in the management of differentiated thyroid cancer (DTC) patientsIntroduction: Thyroglobulin(Tg) is the main biochemical marker of DTC. Usual immunometric assays(IMA) are prone to interference by autoantibodies which can lead to erroneous results. LC-MS/MS has been described as an assay that may provide accurate results, however the literature reported up to 40% of undetectable rates in patients with positive thy...