- Specimen
- 2.0 mL serum in red top or serum separator tube
- Description
- T4, Free T4 By Equilibrium Dialysis, TSH, and Thyroglobulin Auto Antibody
Panel includes a total T4, free T4 by Equilibrium Dialysis (FT4 ED), thyroid stimulating hormone (TSH), and thyroglobulin autoantibody (TGAA).
Interferences: T4 evaluation can be affected in a hemolyzed or moderately lipemic sample. Lipemia can falsely decrease T4 results. Lipemia can falsely elevate TSH results.