A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Cortisol, Free, 24-Hour Urine with Creatinine, LC/MS/MS
Test CodeAlias/See Also
LAB8499
CPT Codes
<p>82530</p>
Includes
Preferred Specimen
Specimen Type: Urine
Collection Container/Type
Preferred: 24-hour urine (unpreserved)
Acceptable: 24-hour urine (25 mL 6N HCl, or 10 mL concentrated glacial acetic acid, or in 10 grams boric acid)
Submission Container/Tube: Sterile Container
Specimen Volume: 2 mL
Collection Instructions:
- Record 24-hour urine volume on test requisition and urine vial.
Additional Information: Reference ranges do not apply to random urine samples.
Minimum Volume
0.5 mL
Other Acceptable Specimens
Instructions
Transport Container
Transport Temperature
Specimen Stability
Room temperature: 14 days
Refrigerated: 21 days
Frozen: 90 days
Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
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. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
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. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Report available: 3 Days
Report Available
2-6 days
Reference Range
Adult | 4.0-50.0 |
Pediatric | |
1-4 Years | 0.9-8.2 mcg/24 hrs |
5-9 Years | 1.0-30.0 mcg/24 hrs |
10-13 Years | 1.0-45.0 mcg/24 hrs |
14-17 Years | 3.0-55.0 mcg/24 hrs |
Creatinine, 24-Hour Urine
<3 Years | Not established | |
3-8 Years | 0.10-0.80 g/24 hours | |
9-12 Years | 0.20-1.40 g/24 hours | |
13-17 Years | 0.40-1.90 g/24 hours | |
>17 Years | 0.50-2.15 g/24 hours |
Clinical Significance
Performing Laboratory
Quest Diagnostics Nichols Institute-San Juan Capistrano, CA
33608 Ortega Highway
San Juan Capistrano, CA 92675-2042
Last Updated: February 17, 2023