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Test Code LAB129 Thyroid Stimulating Hormone

Specimen Requirement

1.0 mL serum or Lithium Heparin plasma; SST and PST acceptable.

 

Avoid prolonged contact with red blood cells.

Grossly hemolyzed specimens are unacceptable.

 

Specimen Stability

7 days at 2-8° C

6 months at -20° C

Testing Schedule

Daily

Reference Range

0.49 - 4.67 uIU/mL

Testing Department

Chemistry

Method

Chemiluminescent Microparticle Immunoassay (CMIA)

CPT Code

84443

Additional Testing Locations

This test is also performed daily at the following Altru Clinics:

  • Crookston
  • Devils Lake

Please contact appropriate lab location for specific test information, as methodology varies by site.

Outpatient Turnaround Time

24 hours after receipt

Inpatient STAT Turnaround Time

Not Applicable

Inpatient Routine Turnaround Time

4 hours after receipt