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This is a a two-step immunoassay using chemiluminescent technology.

Test Utility

It is used as an aid in the assessment of diseases involving the parathyroid and thyroid glands.

Specimen Collection and Preparation

Serum sample in the following tubes:

  • Serum separator tube (gold or tiger top)

Specimen Storage and Stability

Separate serum within 2 hours and store at the following temperatures:

  • Room temperature: 15°C to 30°C no longer than 4 hours

  • Refrigerated: 2°C to 8°C up to 24 hours

  • Frozen: -20°C or lower up to 3 weeks

Specimen Rejection

  • Broken or leaking tube

  • Insufficient sample volume

  • Frozen whole blood

  • Specimen hemolyzed

  • Specimen labeled incorrectly or not labeled

Reference Pages


Monday – Saturday

Result available within 24 hours of receipt in laboratory

NOTE: Specimens are refrigerated (2-8°) for 7 days before disposal


Vibra Health Laboratory

1307- A, Allen Dr

Troy, MI 48083

(248) 846-0663

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