Cortisol, 2 Specimens

Test Code

6738

CPT Codes
82533 (x2)

Preferred Specimen

1 mL serum for each specimen

Minimum Volume

0.5 mL for each specimen

Instructions

Clearly mark time drawn on all tubes.

Note: Assay not recommended when patient is receiving prednisone/prednisolone therapy due to cross reactivity with the antibody used in this assay.

Transport Container

Serum separator tube (SST)

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days

Methodology
Immunoassay (IA)

Setup Schedule

Tues-Sat

Report Available

4 days

Clinical Significance

Cortisol is increased in Cushing's disease and decreased in Addison's disease (adrenal insufficiency).

Performing Laboratory

Quest Diagnostics-Seattle

1737 Airport Way S Suite 200

Seattle, WA 98134-1636

Last Updated: November 6, 2024

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.