Evaluating biochemical status of clinically euthyroid patients; further confirmatory test for hyperthyroidism monitoring thyroid replacement therapy.
1.9 - 3.9 pg/mL
Specimen may be stored at room temperature up to 8 hours. [12/05]
- Free T3
- Free T3 (Triiodothyronine)
- T3 Triiodothyronine Free Serum
- Triiodothyronine, Free
Collect specimen in a red top or SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate up to 48 hours or freeze for longer storage.