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Dehydroepiandrosterone Sulfate

Item Value
Test Update Information On December 15, 2010 the DHEA-S assay changed from the Roche Elecsys to the Siemens Immulite 2000 immunoassay method. Results run approximately 10% lower on the new method (median change of -10% with upper to lower quartile range of -2% to -20%).
Approval req'd? No
Available Stat? No
Test code DHES
Test group DHEAS
Performed by China Basin Chemistry
In House Availability Monday (day shift)
Method Chemiluminescent immunoassay (Siemens Immulite 2000)
Container type Gold top
Amount to Collect 2 mL blood
Sample type Serum
Preferred volume 1 mL serum
Min. Volume 0.1 mL serum
Processing notes Freeze serum at -20C.
Units µg/dL
Normal range
Age Males Females
18-29 years 110-510 ug/dL 45-320 ug/dL
30-39 years 110-370 ug/dL 40-325 ug/dL
40-49 years 45-345 ug/dL 25-220 ug/dL
50-59 years 25-240 ug/dL 15-170 µg/dL
60-69 years < 186 ug/dL < 186 ug/dL
70-90 years < 76 µg/dL < 90 µg/dL


Note: the reference ranges have been adopted from Quest Diagnostics-San Juan Capistrano based on correlation studies and same methodology.
Synonyms DHEAS
Turn around times 1-8 days
Additional information This assay is performed in-house and is suitable for use in adult patients to assess general endocrine function.

To convert µg/dL to µmol/L (SI units) multiply by 0.026. Reference ranges adopted from Quest Diagnostics laboratory.
LOINC code 2191-5
Last Updated 12/20/2010 12:02:09 PM
Entry Number 303
Lab Procedure Link Click here for Procedure
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