Test ID: Z8364
CPT code:
LOINC: 8098-6
Specimen Type: Red or SST
Frequency: 2 – 4 days
Instruction: 3 mL (two tubes, 1.5 mL each tube) Serum from Red or SST, Ambient. Min 2 mL (two tubes, 1 mL each tube).
Text: Thyroglobulin (Tg) measurement is intended to aid in monitoring for the presence of orthotropic and/or metastatic thyroid tissues in patients who have had thyroid gland ablation (using thyroid surgery with or without radioactivity). Measurement of TgAb is used to identify patient samples that may be affected by TgAb interference in the measurement of Tg.
Methodology: Immunometric assay (IMA and radioimmunoassay (RIA)