11-Deoxycortisol
Test Summary
11-Deoxycortisol (Compound S) is useful in diagnosing patients with 11-beta-hydroxylase deficiency (second leading cause of congenital adrenal hyperplasia) and primary (adrenal failure) or secondary (hypothalamic-pituitary ACTH deficiency) adrenal insufficiency.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum
Minimum Volume
0.5 mL
Instructions
Separate serum after clotting. An early morning specimen is preferred.
Patient Preparation
N/A
Storage
Plastic screw-cap vial
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
- Room Temperature = 4 days
- Refrigerated = 4 days
- Frozen = 4 weeks
Limitations
N/A
Other Acceptable Specimens
Plasma collected in: EDTA (lavender-top) tube, EDTA (royal blue-top) tube, or sodium heparin (green-top) tube
Unacceptable Specimens
- Serum Separator Tubes (SST)
- Glass Tubes
Order Code
11DEOX
EPIC (Premier) Code
LAB3736
Includes
N/A
CPT Code
- 82634
Billing Code
- 670023
CPT Statement
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 the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano CA, 92675
33608 Ortega Highway
San Juan Capistrano CA, 92675
Department
Reference Testing
Reference Range
See Laboratory Report
Setup Schedule / Expected Turnaround Time
Tuesday; Report available: 2 - 9 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum
Minimum Volume
0.5 mL
Instructions
Separate serum after clotting. An early morning specimen is preferred.
Patient Preparation
N/A
Storage
Plastic screw-cap vial
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
- Room Temperature = 4 days
- Refrigerated = 4 days
- Frozen = 4 weeks
Limitations
N/A
Other Acceptable Specimens
Plasma collected in: EDTA (lavender-top) tube, EDTA (royal blue-top) tube, or sodium heparin (green-top) tube
Unacceptable Specimens
- Serum Separator Tubes (SST)
- Glass Tubes
Result Information
Methodology
Chromatography/Mass Spectrometry
Testing Laboratory
N/A
Reference Range
See Laboratory Report
Setup Schedule / Expected Turnaround Time
Tuesday; Report available: 2 - 9 days