16 days
HPLC/tandem mass spectrometry, radioimmunoassay (RIA), calculation of free cortisol
Test Includes: Cortisol, total, cortisol-binding globulin (CBG), free cortisol, percent free cortisol
Accredited Laboratory Partner
Contact Technical Support
Measures total and free cortisol with binding protein for full evaluation.
Serum
1 mL
Red-top tube or gel-barrier tube
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
Strictly frozen, requires own sample container
| Temperature | Period |
|---|---|
| Frozen | 1 year |
16 days
HPLC/tandem mass spectrometry, radioimmunoassay (RIA), calculation of free cortisol
Test Includes: Cortisol, total, cortisol-binding globulin (CBG), free cortisol, percent free cortisol
Accredited Laboratory Partner
Contact Technical Support
Measures total and free cortisol with binding protein for full evaluation.
Serum
1 mL
Red-top tube or gel-barrier tube
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
Strictly frozen, requires own sample container
| Temperature | Period |
|---|---|
| Frozen | 1 year |