T3 UPTAKE
- Code
- 900.5240
- Name
- T3 UPTAKE
- Category
- None
- Department
- Send-Out
- Start Date
- Expiration Date
- Synonyms
- CPT Codes
- 84479
- Site
- SBMF
- Reference Test
- 44636
Specimen Information
- Type
Gold, SST
- Volume
1.0 ml
- Transport Info
Centrifuge and immediately transfer serum to separate plastic tube
Refrigerated- Fasting Required?
- False
- Patient Instructions
- Reference Range
28-41% uptake
- Methodology
Electrochemiluminescent Immunoassay (ECLIA)
Clinical Significance
Obsolete test
Thyroxine, Free (Free T4) (30113) is the preferred test alternative for T3 uptake and Free Thyroxine Index tests