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Available Tests

  • Testosterone, Total

Testosterone, Total

Tube Type

Test ID   LAB124
EPIC Order
CPT Code(s)   84403
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   30
Specimen Routine: 4 mL blood/serum separator tube/gold top/red top acceptable
  Micro: 0.9 mL blood/gold or red top bullet
Unspun: 24 hours
Spun/separated, Room Temp- 24 hours
Spun/separated, Refrigerator: 7 days
Spun/separated, Frozen: 4 weeks
Availability 24 hrs/day
Turnaround Time Routine: 2 hrs
Stat: 90 mins
Reference Range Normal: see Table below
Reference Ranges:  Testosterone ng/dL
(>20 yrs)
Female  Unspecified
179-756  6-77 93-417
Testing is performed using OrthoClinical Diagnostics Testosterone Immunoassay.  Different test methods should not be used interchangeably.  Heterophilic antibodies may cause interference.  High doses of biotin may cause test interference.

Reviewed by jlcarr on December 16, 2019

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514