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HelpTest Code LAB522 Dehydroepiandrosterone (DHEA), Serum
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Reporting Name
Dehydroepiandrosterone, SSpecimen Type
Serum RedNecessary Information
Patient's age and sex are required.
Specimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Red top (serum gel/SST are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum to a plastic vial.
Additional Information: Requests for this test cannot be added to a previously received specimen.
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | OK |
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum Red | Frozen (preferred) | 28 days | |
| Refrigerated | 21 days | ||
| Ambient | 6 hours |
Specimen Minimum Volume
0.5 mL
Special Instructions
Day(s) Performed
Monday, Thursday
Specimen Retention Time
2 weeksReport Available
2 to 7 daysReference Values
Premature: <40 ng/mL*
0-1 day: <11 ng/mL*
2-6 days: <8.7 ng/mL*
7 days-1 month: <5.8 ng/mL*
>1-23 months: <2.9 ng/mL*
2-5 years: <2.3 ng/mL
6-10 years: <3.4 ng/mL
11-14 years: <5.0 ng/mL
15-18 years: <6.6 ng/mL
19-30 years: <13 ng/mL
31-40 years: <10 ng/mL
41-50 years: <8.0 ng/mL
51-60 years: <6.0 ng/mL
≥61 years: <5.0 ng/mL
*Source: Dehydroepiandrosterone. In: Soldin SJ, Brugnara C, Wong Ed, eds. Pediatric Reference Ranges. 5th ed. AACC Press; 2005:75
For International System of Units (SI) conversion for Reference Values, see www.mayocliniclabs.com/order-tests/si-unit-conversion.html
Useful For
Diagnosing and differential diagnosis of hyperandrogenism (in conjunction with measurements of other sex steroids)
As an initial screen in adults with bioavailable testosterone measurement that may be supplemented with measurements of sex hormone-binding globulin and occasionally other androgenic steroids (eg, 17-hydroxyprogesterone), depending on results
An adjunct in the diagnosis of congenital adrenal hyperplasia (CAH); DHEA/DHEAS measurements play a secondary role to the measurements of cortisol/cortisone, 17 alpha-hydroxyprogesterone, and androstenedione
Diagnosing and differential diagnosis of premature adrenarche
CPT Code Information
82626
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| DHEA_ | Dehydroepiandrosterone, S | 2193-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 81405 | Dehydroepiandrosterone, S | 2193-1 |