Test directory: Testosterone, Free,Total & Bioavail

Ordering Code 5838
Test Name Testosterone, Free,Total & Bioavail
Alias Testosterone, Free, Bioavailable and Total, LC/MS/MS
with SHBG and Albumin
Preferred Specimen Serum
Preferred Container SST (Gold)
Other Specimen/Container Serum in Plain (Red)
Optimum Volume 3 mL
Handling Instructions Must be aliquoted within 48 hours of collection. Serum from
Red Top is acceptable.
Transport Requirements Oahu: Ambient
Airline: Frozen
Specimen Stability Ambient: 7 Days
Refrigerated: 21 Days
Frozen: 60 Days
Rejection Criteria Grossly hemolyzed, Plasma, Grossly lipemic
Avail. Stat NO
Analytic Time 10 Days
Methodology Chromatography/Mass Spectrometry, Calculation,
Spectrophotometry, Immunochemiluminescent Assay
Reference Lab  Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of September 15, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Testosterone, Total, LCMSMS ALL See report.
Testosterone, Free ALL See report.
Testosterone, Bioavailable ALL See report.
SHBG ALL See report.
Albumin ALL See report.