BKR Thyroid Stimulating Hormone
Ordering Recommendation
Preferred test for initial screening and monitoring of thyroid function.
New York DOH Approval Status
Specimen Required
Plasma separator tube (PST) or serum separator tube (SST)
Separate serum or plasma from cells ASAP or within 2 hours of collection. Allow serum specimen to clot completely at room temperature. Transfer 1 mL serum or plasma to an ARUP standard transport tube. (Min: 0.5 mL)
Refrigerated.
Grossly hemolyzed specimens.
After separation of cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 6 months.
Methodology
Qualitative Chemiluminescent Immunoassay (CLIA)
Performed
Sun-Sat
Reported
Within 24 hours
Reference Interval
Refer to report
Interpretive Data
Note
Hotline History
CPT Codes
84443
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 3020712 | BKR_TSH | 3016-3 |
Aliases
- LAB1945
- Thyrotropin
- TSH
- TSH, Pregnancy
















