Test name: Free Testosterone
Order Code: FTESTO
Preferred Specimen: 2mL serum in a Serum Separator Tube (SST or Tiger-top)
CPT Code: 84403, 84402, 84270
Collection: Allow SST to clot in an upright position for 30 min, then centrifuge sample within 2 hours of collection. Refrigerate.
Special Instructions and Considerations: Free Testosterone is a calculated test based on Total Testosterone, Sex Hormone Binding Globulin, and Albumin.
Transport Temperature: Refrigerated