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Regional Medical Lab
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Index:

Testosterone Free, Total and Bioavailable w/SHBG, LCMS

Order Name TEST FTB LCMS
Test Number: 3602691
Revision Date 06/04/2021
Test Name Methodology LOINC Code
Testosterone, Total
Liquid Chromatography/Tandem Mass Spectrometry 2986-8 
Testosterone, Free
Calculation 2991-8 
Sex Hormone Binding Globulin
Chemiluminescence Assay 13967-5 
Testosterone, Bioavailable
Calculation 2990-0 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5 mL) Serum Clot Activator SST Refrigerated
Instructions Recommended for Women, children under 13 years of age, hypogonadal males, or patients undergoing anti-androgenic therapies.
Stability: Refrigerated 7 Days, Frozen 30 days.
GENERAL INFORMATION
Testing Schedule Mon-Fri 
Expected TAT 2-5 Days  
CPT Code(s) 84403, 84270
Lab Section Chemistry