Specimen Requirements
Title
Cortisol, Saliva
Specimen Requirement
Patient preparation:
Do not eat, drink, smoke, take oral medications, or use oral hygiene products for at least 60
minutes prior to collection and 10 minutes before beginning the collection process, rinse the
mouth with water to avoid contamination.
Testing Requires:
0.5 mL saliva collected in a Salivette® Cortisol with blue screw cap
Collection Instructions:
1- Remove the swab from the Salivette®
2- Place the swab in the mouth, e.g. in your cheek, where it should remain for 2 min
without chewing. If an extremely small amount of saliva is produced, leave the swab in
the mouth for longer.
3- Return the swab with the absorbed saliva to the Salivette®.
4- Replace the stopper.
5- Send the Salivette® room temp or refrigerated.
Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS-MS)
Stability
Room temp: 3 days, Refrigerated: 21 days, Frozen: 6 months
Reference Range
The reference ranges are determined by the performing laboratory and will show on the report.
Turnaround
4-8 days Performed Sunday-Tuesday, Thursday-Friday
Clinical Use
Test Code
CORTS