Specimen Requirements
Title
Cortisol, Free & Total
Specimen Requirement
1-Plain red-top tube/2.0mL serum (0.7mL minimum). Spin to separate and send refrigerated.
Alt specimen: Lavender top
Methodology
Stability
Refrigerated 7 days; Frozen 2 years
Reference Range
By Report*
Turnaround
8-10 days
Clinical Use
Test Code
CFTSW