TEST ID RT3cpl T3 Reverse
Additional Codes
4275
Reverse T3
Performing Laboratory
NRLS-CPL Lab
Specimen Type
Serum
Specimen Required
Container/Tube:
Preferred: Gold (Serum gel)
Acceptable: Red
Specimen Volume: 1.0 mL
Collection Instructions:
Serum gel tubes: Allow SST to clot in an upright position for at least 30 minutes, then centrifuge sample within 2 hours of collection. Freeze.
Red-top tubes: Allow sample to clot in an upright position for at least 60 minutes, then centrifuge sample and transfer serum to a plastic transport tube within 2 hours of collection. Clearly label tube as serum from a plain red top tube. Freeze.
Specimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
| Serum | Refrigerated | 7 days |
| Ambient | 1 day | |
| Frozen(preferred) | 3 months |
Reference Values
An interpretive report will be provided