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Test Code DHEAM Dehydroepiandrosterone (DHEA), Serum

Important Note

WARNING: SIMILAR TEST NAME!

Order this test if "DHEA" only is written.

For any order that is written "DHEAS" or "DHEA Sulfate" please order "DHEAS"

Additional Codes

Mayo Code

DHEA_

Epic Code

LAB522
Sunquest Code
DHEAM

 

Reporting Name

Dehydroepiandrosterone, S

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. Depending on results, this may be supplemented with measurements of sex hormone-binding globulin and occasionally other androgenic steroids (eg, 17-hydroxyprogesterone).

 

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

Testing Algorithm

See Steroid Pathways in Special Instructions.

Method Name

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Portions of this test are covered by patents held by Quest Diagnostics

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum Red


Necessary Information


Patient's age and sex are required.



Specimen Required


Collection Container/Tube: Red top (serum gel/SST are not acceptable)

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Red Frozen (preferred) 28 days
  Refrigerated  21 days
  Ambient  6 hours

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus OK

Special Instructions

Reference 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 SI unit Reference Values, see https://www.mayocliniclabs.com/order-tests/si-unit-conversion.html

Day(s) and Time(s) Performed

Monday, Thursday

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

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