Test Code TSHS Thyroid-Stimulating Hormone (TSH), Plasma or Serum
Methodology
Chemiluminescence Immunoassay
Performing Laboratory
Munson Medical Center Laboratories
Specimen Requirements
Submit only 1 of the following specimens:
Plasma
Container/Tube: Green-top (heparin) gel tube
Specimen Volume: 0.5 mL of heparinized
plasma
Transport Temperature: Refrigerate
Collection Instructions: Separate plasma from
cells within 24 hours. If specimen will not be analyzed within 24
hours, send plasma frozen in plastic vial. Forward promptly.
Note: 1. Medicare frequency limitations exist for this test in addition to diagnosis requirements. Click on link for list of medically necessary diagnoses: http://www.munsonhealthcare.org/medical-necessity. See Advance Beneficiary Notice of Noncoverage (ABN) form in Special Instructions.
2. Indicate plasma.
3. Label specimen appropriately (plasma).
Serum
Container/Tube: Gold-top serum gel tube
Specimen Volume: 0.5 mL of serum
Transport Temperature: Refrigerate
Collection Instructions: Separate plasma from
cells within 24 hours. If specimen will not be analyzed within 24
hours, send plasma frozen in plastic vial. Forward promptly.
Note: 1. Medicare frequency limitations exist for this test in addition to diagnosis requirements. Click on link for list of medically necessary diagnoses: http://www.munsonhealthcare.org/medical-necessity. See Advance Beneficiary Notice of Noncoverage (ABN) form in Special Instructions.
2. Indicate serum.
3. Label specimen appropriately (serum).
Reference Values
30 days through Adult: 0.30 - 5.00 µIU/mL
Less than 30 days: No reference range established by this laboratory; suggest analysis at Mayo Clinic Laboratories if result with validated reference range is needed.
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
84443