CAH Panel 7 (21-Hydroxylase Deficiency Therapeutic Monitoring)

Test Code

15277

CPT Codes
82157, 83498, 84403

Includes

17-Hydroxyprogesterone
Androstenedione
Testosterone, Total, MS

Preferred Specimen

3 mL serum collected in a red-top tube (no gel)

Minimum Volume

0.4 mL

Other Acceptable Specimens

Plasma collected in: EDTA (royal blue-top) tube, sodium or lithium heparin (green-top) tube, sodium heparin lead-free (tan-top) tube, or PPT Potassium EDTA (white-top) tube

Instructions

An early morning specimen is preferred. Specify time of day specimen was collected, patient age and sex on test requisition.

Transport Container

Transport tube

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 48 hours
Refrigerated: 7 days
Frozen: 2 years

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

Gross hemolysis • Grossly lipemic • Received room temperature • Serum separator tube (SST)

Methodology

Chromatography/Mass Spectrometry

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Reference Range

See Laboratory Report

Performing Laboratory

Quest Diagnostics Nichols Institute-San Juan Capistrano, CA

33608 Ortega Highway

San Juan Capistrano, CA 92675-2042

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.