CORTISOL, 8 AM

Message

Sample should not be drawn >30 minutes of 8am due to diurnal variation. If this is not possible, order Cortisol, Random.

Centrifuge within 2 hours of collection.

Test Code

CORAN

CPT Codes
82533

Preferred Specimen

1 Gold tube (gel separator)

Minimum Volume

0.2 mL

Other Acceptable Specimens

or 1 Lavender tube (EDTA)
or 1 Green tube (Lithium heparin)

Instructions

Centrifuge for complete separation of plasma or serum and red cells within 2 hours.

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 7 days
15-30°C up to 8 hours
Frozen samples are stable

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

Hemolyzed

Methodology
Chemiluminescent immunoassay

Setup Schedule

M, T, W, Th, F, Sa, Sun

Report Available

Within 24 hours of receipt at the performing laboratory.

Reference Range

AM: 6.7-22.6 ug/dL
PM: <10 ug/dL
Random: 0.4-22.6 ug/dL

Clinical Significance

Used as an aid in the diagnosis and treatment of disorders of the adrenal gland

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB2 (Chemistry, Beckman DxI)

Last Updated: June 8, 2023

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.