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HelpTest ID BLOD0600 Free T3
Specimen Type/Requirements
Gold top (Serum w/gel) tube - Serum
Red top (Serum w/out gel) tube - Serum
Light Green top (Lithium Heparin w/gel) tube - Plasma
Note: If testing will be delayed more than 24 hours, remove serum or plasma from the clot, red blood cells, or separator gel.
Test is affected by gross hemolysis and gross lipemia.
Specimen Volume
| Preferred Volume | 2.0 mL |
|---|---|
| Minimum Volume | 0.5 mL |
Stability/Transport
| Room Temperature | 8 hours | |
|---|---|---|
| Refrigerated | 6 days | Preferred for transport |
| Frozen | 6 days |
Performed Test Frequency
Monday through Sunday
Additional Information
Total T3 is not included-must be ordered separately.
Methodology
Sioux Falls – Chemiluminescence
Rapid City – Electrochemiluminescence Immunoassay (ECLIA)
Performing Lab
Sanford Laboratories Sioux Falls
Sanford Laboratories Rapid City
CPT
84481