Test directory: Cortisol, Free

Ordering Code 5525
Test Name Cortisol, Free
Alias Cortisol, Unconjugated
Hydrocortisone, Free
Compound F
Preferred Specimen Serum
Preferred Container Plain (Red)
Other Specimen/Container Plasma in EDTA, K2 (Lavender)
Optimum Volume 2 mL
Transport Requirements Oahu: Ambient
Airline: Frozen
Specimen Stability Ambient: 2 Days
Refrigerated: 1 Week
Frozen: 2 Years
Rejection Criteria Ambient, Grossly hemolyzed, Serum separator tube
Avail. Stat NO
Analytic Time Up to 10 Days
Methodology Chromatography / Mass Spectrometry
Reference Lab  Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of June 29, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Cortisol, Free ALL See report.