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Testosterone, Free, Bioavailable and Total Blood Test, LC/MS/MS - NOT CURRENTLY AVAILABLE

A Testosterone, Free, Bioavailable and Total Blood Test, LC/MS/MS is helpful in assessing testicular function in males and managing hirsutism, virilization in females.


Test Code: 14966

Also Known As:

Methodology: Chromatography/Mass Spectrometry • Calculation (CALC) • Spectrophotometry (SP) • Immunochemiluminescent Assay

Preparation: No special preparation required.

Test Results: 2-4 days. May take longer based on weather, holiday or lab delays.


Generally,  testosterone in one's blood will attach to two proteins: albumin and SHBG.  There is some testosterone that is not bound to proteins and they are known as free testosterone and albumin-bound testosterone.  This type of testosterone is easily used by your body.  

Free and weakly bound (bioavailable) testosterone is thought to reflect an individual's biologically active, circulating testosterone.

This test includes Total Testosterone, Free and Bioavailable Testosterone (calculated), Sex Hormone Binding Globulin, Albumin.  

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