TSH (TSH)

Department: Chemistry
Test Synonym(s): LAB129, TSH, Thyroid Stimulating Hormone
CPT Codes: 84443
Methodology: Chemiluminescent Microparticle Immunoassay (CMIA)
Reference Range: 1-13 yrs: 0.73-4.09 mcU/mL; 14-18 yrs: 0.47-3.41 mcU/mL; 19-150 yrs: 0.35-3.6 mcU/mL Note: Pediatric reference ranges only verified for serum, see CALIPER studey at CaliperDatabase.com.
Tube Type: Gold top SST (Clot activator with gel)
Specimen: Serum
Alternate Specimen: Red Top (no gel)
Pediatric Requirements: 1 Gold top microtainer
Volume: 3 mL
Minimum Volume: 1 Gold top
Temperature: Separate within one hour and store at 2-8C until delivery
Stability: Room temperature: 1 day; Refrigerated: 7 days; Frozen: 6 months
Reasons for Rejection: Hemolysis; improper collection
Days Performed: Daily
Times Performed: Continuous
Significance: NOTE: Pediatric Reference Ranges based on in-house studies and CALIPER database - CaliperDatabase.com
Special Instructions: Effective 5/29/18, the acceptable tube type for TSH testing is Gold Top tube.

---

Search Help

---

Search Options for the Test Directory:

1. Enter the test name in the Keyword search field.
Hint: You can also enter any part of the test name to expand the search.
(Example: you can type "west" or "sed" or "rate" to find Westergren Sedimentation Rate)

2. Enter the Vanderbilt Test Code, if known.

3. Choose one of the letter boxes to display a list of all test names and keywords starting with that letter.

If you are unable to find a test in our directory, please contact VPLS at
1-800-551-5227 or e-mail emily.k.thompson@vumc.org.