TESTOSTERONE, FREE, BIOAVAILABLE AND TOTAL

Test Documentation
Components
Includes: Testosterone, Total; Testosterone Free - Calculated; Testosterone, Bioavailable - Calculated; Sex Hormone Binding Globulin; Albumin

Specimen Required
Draw blood in a plain red-top tube. Centrifuge, separate and send 2.8 mL serum (1.3 mL minimum) refrigerated in a screw-capped plastic vial.

Rejection Criteria
SST, Gross hemolysis, gross lipemia, plasma

Methodology
Liquid Chromatography Tandem Mass Spectrometry, Calculation, Spectrophotometry, Immunochemiluminescent Assay

Stability
Room Temperature: 7 days; Refrigerated: 7 days; Frozen: 60 days

Reference Range
By report

Performed
Sunday-Saturday

Turnaround Time5-8 days
Test CodeTESBQ
CPT-4 Code (s)
82040, 84270, 84403
LOINC Codes
Testosterone Total   2986-8  
Testosterone Free   2991-8  
Testosterone Bioavailable   2990-0  
SHBG   13967-5  
Albumin   1751-7  

Warde
Medical
Laboratory