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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 |
Note: the reference ranges have been adopted from Quest Diagnostics-San Juan Capistrano based on correlation studies and same methodology. |
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| 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. |
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| LOINC code | 2191-5 | |||||||||||||||||||||
| Last Updated | 12/20/2010 12:02:09 PM | |||||||||||||||||||||
| Entry Number | 303 | |||||||||||||||||||||
| Lab Procedure Link | Click here for Procedure |
If you have additional questions regarding this test, please call: 415-353-1667