Test Code LAB129 Thyroid Stimulating Hormone
Additional Codes
TSH
Collection:
Specimen: Blood
Preferred: Lt Green w/ Gel - Li Hep
Acceptable: SST or Red Top
Specimen Volume: 5 mL; Minimum 1.5 mL
Pediatric Collection:
Two Lt Green w/ Gel - Li Hep, SST, or Red Top microtainer filled to 600 uL.
Stability:
If testing is delayed more than 24 hours, remove serum/plasma from the cells or gel separator. Once serum/plasma is separated from cells:
Ambient: 8 Hours
Refrigerated (preferred): 1 Week
Frozen: 2 Weeks
Turnaround Time (TAT):
STAT: 2 HOURS
Routine: 3 HOURS
Test Availability:
Daily / 24 Hours / Available STAT
Performing Laboratory Section:
Chemistry / UMC MAIN LABORATORY
Reference Interval:
Age | Female | Male |
< 2 months | 1.12 - 5.50 mIU/L | 1.12 - 6.31 mIU/L |
2 months - < 1 year | 1.12 - 4.47 mIU/L | 0.96 - 4.90 mIU/L |
1 year - < 2 years | 1.00 - 4.37 mIU/L | 0.93 - 4.79 mIU/L |
2 years - < 5 years | 0.85 - 4.07 mIU/L | 0.83 - 4.37 mIU/L |
5 years - < 10 years | 0.89 - 4.07 mIU/L | 0.81 - 4.07 mIU/L |
10 years - < 15 years | 0.67 - 3.72 mIU/L | 0.79 - 3.98 mIU/L |
15 years - < 20 years | 0.47 - 3.63 mIU/L | 0.55 - 3.55 mIU/L |
> 20 years | 0.35 - 4.94 mIU/L | 0.35 - 4.94 mIU/L |