Additional Information:
EPIC Test Name: T4 (THYROID HORMONE)
UFHPL Epic order code: LAB126
CPT Code(s):
84436
Collection Procedure:
Collect specimen in SST tube. Allow to clot. Centrifuge and store refrigerated. Transport to lab.
Specimen Requirements:
Type: Serum (preferred) or Plasma
Container/Tube: SST or Lithium Heparin (Green top)
Sample Volume: 1 mL
Minimum Volume: 0.2 mL (Repeat testing is not possible with this specimen volume.)
Storage: Refrigerate
Stability (collection to time of analysis/testing):
- Refrigerated: 48 hours
- Frozen: 2 months
Methodology:
Chemiluminescence
Reported:
1-3 days
Reference Values:
6.09 – 12.23 μg/dL