Test Code FT3 Triiodothyronine, Free (Free T3)
Additional Codes
Hospital Ordering Code |
---|
LAB137 T3, FREE |
Specimen Requirements
Container/Tube Type:
Green (Lithium Heparin)
Lime Green (Heparin Plasma Separator Tube)
Red (No Additive)
SST (Serum Separator)
Preferred Collection Container:
Green (Lithium Heparin)
Light Green (Heparin Plasma Separator Tube)
Also Acceptable Collection Container:
Plasma from Lavender tubes is acceptable but will not route in the Laboratory Information System (Sunquest).
Transport Information:
1.5 mL blood/1.0 mL serum
Minimum Sample Volume:
0.6 mL blood/0.2 mL serum
Performing Laboratory
Pathology Laboratory, UnityPoint Health, Des Moines
CPT
84481
Methodology
Electrochemiluminescence
Specimen Transport Temperature
Refrigerated Stability:
7 days
Frozen Stability:
1 month
Ambient Stability:
4 hours
Day(s) Test Set Up
Daily
Analytical Time:
2 - 24 hours
Alias
Free T3 (Triiodothyronine), FT3 (Free Triiodothyronine), T3 (Triiodothyronine), Free, Serum, Triiodothyronine, Free, Free T3 Only, Serum