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Testosterone, Bioavailable

Source

Blood

 
Mnemonic

TESTOBIOFR

 
Specimen Requirements

Test is user pay. Patient must pay $50.00 at time of collection.
When both Bioavailable and Free Testosterone are ordered together, the patient will pay one fee of $50.00 for both tests.

1 x 5 mL gold top SST tube

1 mL serum

Recommend collecting blood between 07:00 and 10:00.

 
Specimen Handling

 

 
Additional Information

Bioavailable Testosterone is done as a single test, or may be ordered with Free Testosterone.

The concentration of Bioavailable Testosterone is derived from a mathematical expression based on constants for the binding of Testosterone to Sex Hormone Binding Globulin and Albumin.

 
Testing Location RIA 
Testing Frequency

Weekdays

 
Alternate Name(s) Bioavailable Testosterone 
Reference Interval

Adult male

4.0-16.0 nmol/L

Adult female

0.1-1.0 nmol/L

 


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