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Testosterone, Total

Methodology

This is a competitive binding immunoenzymatic assay.

Test Utility

Used for the quantitative determination of total testosterone levels, both bound and unbound. Testosterone is a hormone found in both males and females and is involved in many aspects of human sexual development.

Specimen Collection and Preparation

Serum or plasma sample in the following tubes:

  • Serum separator tube (gold or tiger top)

  • Lithium Heparin (green top)

Specimen Storage and Stability

Store serum or plasma at the following temperatures:

  • Room temperature: 15°C to 30°C no longer than 8 hours

  • Refrigerated: 2°C to 8°C up to 48 hours

  • Frozen: -20°C or lower up to 7 days

Specimen Rejection

  • Broken or leaking tube

  • Insufficient sample volume

  • Frozen whole blood

  • Specimen hemolyzed

  • Specimen labeled incorrectly or not labeled

Reference Pages

Performed

Monday – Saturday

Result available within 24 hours of receipt in laboratory

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

Contacts

Vibra Health Laboratory

1307- A, Allen Dr

Troy, MI 48083

(248) 846-0663

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