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HelpTest Code LAB61 Cortisol
Performing Lab
Arnot Ogden Medical Center
Ordering Recommendations
Discrimination between primary and secondary adrenal insufficiency.
Differential diagnosis of Cushing syndrome.
Collect
Heparinzed Plasma or Serum
Collection Device
Green or Gold Top Tube
Specimen Volume
5 mL
Stability (from collection to initiation)
| Room Temp | 8 Hours |
| Refrigerated | 48 Hours |
| Frozen | Indefinite |
Storage/Transport Temperature
Room Temp, Refrigerated, Frozen
Minimum Requirements
0.5 mL
Methodology
Chemiluminescence Immunoassay
Specimen Handling
Centrifuge within 2 hours of collection.
Remarks
TURN AROUND TIME
| STAT | 1 Hour |
| Routine | 8 Hours |
Start Date
9/13/2017
Last Review Date
7/19/25 ES