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HelpTest Code DHEAS Dehydroepiandrosterone Sulphate (DHEA-S)
Specimen Requirements
Specimen Type: Serum
Container/Tube: Gold Top (SSTII)
Volume: 5.0mL
Minimum Volume: 0.5mL serum
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours
Sample Stability
** Preferred temperatures for storage prior to and during shipping to NUH **
| Specimen Type: | Serum/Plasma |
|---|---|
| Ambient: | Send the sample to the laboratory immediately |
| Refrigerate: | 8 days |
| Frozen: | 12 months |
Reference Interval
This test should not be used to test samples from infants up to 60 days old. There is a potential for elevated DHEA-S results with samples from infants up to approximately 60 days old as DHEA-S values are influenced by both maternal and placental steroids.
Reference: Biochemistry of Steroid Hormones. 2nd ed. Oxford, UK: Blackwell Scientific Publications; 1984:441-477.
| Age | Male (umol/L) | Female (umol/L) |
|---|---|---|
| 0 - 1 mth | 28.90-40.70 | |
| 2 mths - 5 mths | 0.70-15.60 | |
| 6 mths - <1 yr | 0.20-4.80 | |
| 1 - 5 yrs | 0.10-3.00 | |
| 6 - 8 yrs | 0.10-4.10 | |
| 9 - 12 yrs | 0.90-7.30 | |
| 13 - 15 yrs | 1.50-12.50 | |
| 16 - 18 yrs | 3.40-18.20 | 4.00-15.50 |
| 19 yrs | 1.20-10.40 | 1.70-13.40 |
| 20 - 24 yrs | 6.50-14.60 | 3.60-11.10 |
| 25 - 34 yrs | 4.60-16.10 | 2.60-13.90 |
| 35 - 44 yrs | 3.80-13.10 | 2.00-11.10 |
| 45 - 54 yrs | 3.70-12.10 | 1.70-7.70 |
| 55 - 64 yrs | 1.30-9.80 | 0.80-4.90 |
| 65 - 69 yrs | 6.20-7.70 | 0.90-2.10 |
Days and Times Performed
24 hours, TAT 1 day
Methodology
Chemiluminescent Immunoassay
Service Code
31871
Update
Last updated 16/05/2024
Updated on Methodology.
Unacceptable Condition
| Haemolysis | NA |
|---|---|
| Icterus | NA |
| Lipaemic | NA |
| Others | NA |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Evaluation of androgen deficiency or excess states
Alias
DHEA-SO4