Cortisol, 30 Minute

Test Code
Lab Order Only CORT30 - NCMC


CPT Codes
82533

Preferred Specimen
1.0 mL plasma from LiHep


Minimum Volume
0.5 mL from serum from Serum Gel or Red Top


Instructions
To test for: Adrenal cortisol insufficiency, Addison’s Disease, dexamethasone suppression, decadron suppression, cortisol stimulation or cortrosyn stimulation.
  • Inpatients: Draw baseline cortisol. Nurse administers 250 µg of cortrosyn intramuscularly or intravenously. Note time. Draw a 30-minute and a 60-minute cortisol after injection. Obtain a 90-minute specimen, if desired.
  • Outpatients: Contact Outpatient Oncology at 970-378-3807 to schedule test.


Specimen Stability
Temperature Time
Ambient 24 hours
Refrigerated 4 days
Frozen 12 months

 


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis


Methodology
Chemiluminescence

Setup Schedule
Monday through Sunday; Continuously


Report Available
Same day


Reference Range
Test  
Cortisol Random 2.5-19.5 ug/dL
Cortisol AM 4.8-19.5 ug/dL
Cortisol PM 2.5-11.9 ug/dL
Cortisol, Left 2.5-19.5 ug/dL
Cortisol, Right 2.5-19.5 ug/dL


Performing Laboratory
North Colorado Medical Center Laboratory



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.