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Testosterone, Free and Total

Tube Type

x2

Test ID		LAB173
EPIC Order		TESTOSTERONE, FREE, TOTAL
CPT Code(s)		84402, 84403
Group/Individual Test		Group
Laboratory		Core Referral Testing
Tube Station		30
Specimen	Routine:	7.5 mL blood/red plain tube/NO gold SST
	Micro:	3 mL blood
Availability	Routine:	Reference Laboratory - Mayo Clinic Laboratories
Turnaround Time		4-10 days
Reference Range	Normal:	See separate report
Comments	Sample must be spun and aliquoted within 2 hours of collection

Reviewed by J. Carr on December 11, 2025

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514