Includes Total Testosterone, Free and Bioavailable Testosterone (calculated), Sex Hormone Binding Globulin, Albumin
Preferred Specimen(s) 2.5 mL serum collected in a (red-top) tube (no gel)
Instructions Specify age and sex on test requisition. Shipping frozen is acceptable.
Transport Container Plastic screw-cap vial
Transport Temperature Refrigerated (cold packs)
Reject Criteria Samples received in serum separator tubes (SST®s)
Methodology
- Liquid Chromatography Tandem Mass Spectrometry (LC/MS/MS)
- Calculation
- Spectrophotometry
- Immunochemiluminescent Assay
Clinical Significance Helpful in assessing testicular function in males and managing hirsutism, virilization in females.