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HelpTest Code DOCS 11-Deoxycorticosterone, Serum
Specimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. Morning (8 a.m.) specimen is preferred.
2. Centrifuge and aliquot serum into a plastic vial.
CMH Collection : 1 mL in Red Gel vacutainer
Specimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 21 days | |
| Frozen | 21 days | ||
| Ambient | 7 days |
Testing Algorithm
For more information see Steroid Pathways.
Useful For
Diagnosis of suspected 11-hydroxylase deficiency, including the differential diagnosis of 11-beta-hydroxylase 1 (CYP11B1) versus 11-beta-hydroxylase 2 (CYP11B2) deficiency
Diagnosis of glucocorticoid-responsive hyperaldosteronism
Evaluating congenital adrenal hyperplasia newborn screen-positive children, when elevations of 17-hydroxyprogesterone are only moderate, suggesting possible 11-hydroxylase deficiency
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | OK |
Day(s) Performed
Tuesday
Report Available
3 to 10 daysReporting Name
11-Deoxycorticosterone, SReference Values
≤18 years: <30 ng/dL
>18 years: <10 ng/dL
Method Name
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82633