Cortisol, Free and Total, LC/MS
Fasting Required: No

Specimen: Blood

Lab: Quest Diagnostics

Results: 5-7 business days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.

Description: Free cortisol is useful in the detection of patients with Cushing's syndrome for whom free cortisol concentrations are elevated.