Thyroid Stimulating Hormone (TSH), Plasma
Performing Lab(s)
Memorial-Belleville & Memorial-Shiloh
Specimen Requirement (s)
Specimen: plasma
Type: Container/Tube: Mint green (LiHep) tubes
Specimen Volume: 2 mL each
Specimen Minimum Volume: 1 mL of plasma
Collection Instructions: NA
Lab instructions: NA
Unacceptable Conditions
- Avoid Hemolysis.
Day(s)/Shift(s) Test Set Up and Turnaround Time
Sunday through Saturday
Hours: 24 hours
Turnaround Time:
STAT: 60 minutes
Routine: less than 8 hours from receipt
Transport and Stability
Transport temperature: Ambient to lab
Reference Values
TSH
Age |
Reference Values |
< 4 days |
1 – 25 mcIUnit/mL |
4 – 30 days |
0.5 – 10 mcIUnit/mL |
>30 days |
0.3 – 4.2 mcIUnit/mL |
CPT/LOINC Codes
84443