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HelpTest ID BLOD1257 Cortisol Post Suppression
Specimen Type/Requirements
Gold top (Serum w/gel) tube - Serum (preferred)
Red top (Serum w/out gel) tube - Serum (preferred)
Light Green top (Lithium Heparin w/gel) tube - Plasma
Serum/plasma should be removed from gel separator or cells within 8 hours.
Test is affected by gross hemolysis and gross lipemia.
Specimen Volume
| Preferred Volume | 2.0 mL |
|---|---|
| Minimum Volume | 0.3 mL |
Stability/Transport
| Room Temperature | 8 hours | |
|---|---|---|
| Refrigerated | 14 days | Preferred for transport |
| Frozen | Greater than 14 days |
Performed Test Frequency
Monday through Sunday
Additional Information
This test code is to be used in conjunction with the Dexamethasone Suppression Test.
Drugs causing falsely elevated results include: Corticosterone, 11-deoxycorticosterone, Fludrocortisone, Prednisolone, and Hydrocortisone (pharmaceutical cortisol).
Methodology
Chemiluminescence
Performing Lab
Sanford Laboratories Sioux Falls
CPT
82533