Test ID: FCORT
Cortisol, Free
Reference Values 
Describes reference intervals and additional information for interpretation of test results. May include intervals based on age and sex when appropriate. Intervals are Mayo-derived, unless otherwise designated. If an interpretive report is provided, the reference value field will state this.
Adult Reference Ranges for Cortisol, Free, LC/MS/MS:
8:00-10:00 AM 0.07-0.93 mcg/dL
4:00-6:00 PM 0.04-0.45 mcg/dL
10:00-11:00 PM 0.04-0.35 mcg/dL
Test Performed by: Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano, CA 92690-6130
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