Test Overview
Test Methodology
Liquid chromatography/tandem mass spectrometry (LC/MS-MS) after chromatography and solvent extraction
Reference Range *
Premature (26 - 28w) Day 4: 110 - 1376 ng/dL, Premature (31 - 35w) Day 4: 48 - 579 ng/dL, Newborn Day 3: 13 - 147 ng/dL, 1 - 11m: <10 - 156 ng/dL, Prepubertal 8:00 AM: 20 - 155 ng/dL, Pubertal children and adults 8:00 AM: 12 - 158 ng/dL.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Monday, Wednesday, Saturday
Analytic Time
3 - 6 days
Soft Order Code
FDSOX
MiChart Code
11-Desoxycortisol, Mass Spec
Synonyms
- 11-Deoxycortisol
- Compound S
- Specific Compound S
Laboratory
Sendout
Reference Laboratory
Mayo F11DX (91690) (Esoterix Endocrinology 500132)
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in a red top or SST tube. Centrifuge, aliquot serum into a plastic vial within 1 hour of collection, and freeze. Morning (8 a.m.) specimens are recommended.
Contraindications
Do not use for Metyrapone test.
Normal Volume
1 mL serum
Minimum Volume
0.2 mL serum
Additional Information
Test sent to Mayo Medical Laboratories; performed by Esoterix Endocrinology.
Billing
CPT Code
82634
Fee Code
32047
LOINC
1657-6