TESTOSTERONE, FREE (DIRECT)

Synonyms: Free Testosterone, Direct; Free Testosterone (Direct), Serum
Computer Code: (RTESF)
Specimen Collection: 4 mL blood (red or gold top tube).
Minimum Volume: 1 mL
Handling Instructions for Offsite Areas: Allow to clot, centrifuge, remove serum, refrigerate. Min 0.3 mL serum.
Reference Values: See reference laboratory report.
Lab Code: CC REF
Requisition: SPEC C
Test Frequency: NA
Routine TAT: 5 days
Stat TAT: N/A
CPT Code(s): 84402
LCD or NCD:
Methodology Used:
See Addendum XVII