TSH
Thyroid Stimulating Hormone (TSH), Serum or Plasma
EPIC Test Procedure Code: LAB2427
Performing Lab:
Saint Luke's Regional Laboratories
Container Type:
Serum gel tube or green top (heparin) tube
Specimen Type:
Serum or plasma
Preferred Volume:
2 mL
Minimum Volume:
1 mL
Collection Procedure:
1. Indicate serum or plasma on the request form.
2. Label the specimen appropriately (serum or plasma).
Store and Transport:
Room temperature
CPT Codes:
84443 - TSH (EAP 30015500)
Test Schedule:
Monday through Sunday
Method:
Chemiluminescence
Reference Ranges:
0 - 2 years:
0.87 - 6.15
mIU/mL
>2 - 13 years:
0.67 - 4.16
mIU/mL
> 13- 21 years:
0.48 - 4.17
mIU/mL
> 21 years:
0.55 - 4.78
mIU/mL
Notes:
High serum biotin levels may interfere with this assay and result in a false decrease in values. A repeat test 24 – 48 hours after stopping oral biotin may be requested.