| Test CODE | NAME |
|---|
A589
Thyroxine, Free (T4 Free) by Equilibrium Dialysis/HPLC-Tandem Mass Spectrometry
| Methodology: | Quantitative Equilibrium Dialysis/High Performance Liquid Chromatography-Tandem Mass Spectrometry |
| Performed: | Sun, Tue, Thu |
| Reported: | 3-7 days |
| Specimen Required: | Collect: Plain Red - 2 ml serum.
Specimen Preparation: Transfer serum to an Standard Transport Tube.
Storage/Transport Temperature: Refrigerated.
Stability: After separation from cells: Refrigerated: 1 week; Frozen: 1 month
Note: This test is approved for NY .
Performing Lab
ARUP Laboratory1
|
| CPT Code(s): | 84439 |