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DHEA (Dehydroepiandrosterone), Unconjugated : 19894
Test CodeDHEAUQ or 19894
CPT Codes
82626
Instructions
Overnight fasting is preferred.
Plain red top tube.
Plain red top tube.
Transport Container
Centrifuge plain red and aliquot 0.5 mL (Min: 0.3 mL) serum into a standard transport tube.
Transport Temperature
Frozen.
Specimen Stability
Ambient:6 hours; Refrigerated: 72 hours; Frozen: 90 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Samples collected in SST tubes or gross hemolysis
Methodology
Chromatography/Mass Spectrometry
Setup Schedule
Monday - Friday
Report Available
2-6 days (From receipt at performing laboratory)
Reference Range
Effective 9/23/2019
Adult
Male: 147-1760 ng/dL
Female, Pre-Menopausal Mid Follicular : 385-1143 ng/dL
Female, Pre-Menopausal Surge : 345-2030 ng/dL
Female, Pre-Menopausal Mid Luteal : 414-1295 ng/dL
Female, Post-Menopausal : 77-851 ng/dL
Pediatric see report
Adult
Male: 147-1760 ng/dL
Female, Pre-Menopausal Mid Follicular : 385-1143 ng/dL
Female, Pre-Menopausal Surge : 345-2030 ng/dL
Female, Pre-Menopausal Mid Luteal : 414-1295 ng/dL
Female, Post-Menopausal : 77-851 ng/dL
Pediatric see report
Clinical Significance
DHEA is a weakly androgenic steroid that is useful when congenital adrenal hyperplasia is suspected. It is also useful in determining the source of androgens in hyperandrogenic conditions, such as polycystic ovarian syndrome and adrenal tumors.
Performing Laboratory
Quest Diagnostics
