Screen, diagnose, and monitor diseases associated with excess or deficient cortisol production.
Equilibrium Dialysis/Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Sun, Tue, Thu, Fri
Recommended collection times are 8-10 a.m. or 4-6 p.m.
Plain red or serum separator tube, lavender (EDTA) or pink (K2EDTA).
Separate serum or plasma from cells within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.6 mL)
Grossly hemolyzed, icteric, lipemic or heparinized specimens.
Indicate time of draw on test request form and specimen tube.
After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 6 months
|Age||Time of Collection||Reference Range|
|0 - 17 years||Not established|
|18 years of age and older||8-10 a.m. collection||0.21 - 1.04 µg/dL|
|18 years of age and older||4-6 p.m. collection||0.10 - 0.63 µg/dL|
Compliance Statement B: For laboratory developed tests not using a RUO kit, and for FDA approved, cleared or 510(k) exempt assays with alterations. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
To convert to nmol/L, multiply µg/dL by 27.6.
|Component Test Code*||Component Chart Name||LOINC|
|2012698||Cortisol, Free by ED/LC-MS/MS||2145-1|
- Hydrocortisone, Free