Androstenedione
Test Code
17182
82157
Clinical Significance
Androstenedione - Androstenedione may be useful in evaluating patients with androgen excess and managing patients with congenital adrenal hyperplasia (CAH).
Test Resources
Clinical Focus
Polycystic Ovary Syndrome (PCOS)Test Details
Methodology
Chromatography/Mass Spectrometry
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Reference Range(s)
See Laboratory Report
Preferred Specimen(s)
1 mL serum collected in a red-top tube (no gel)
Alternative Specimen(s)
Plasma collected in: EDTA (lavender-top) tube, EDTA (royal blue-top) tube, sodium heparin (green-top) tube or lithium heparin (green-top) tube
Minimum Volume
0.25 mL
Collection Instructions
Separate serum after clotting. Do not submit glass tubes. An early morning specimen is preferred.
Transport Container
Transport tube
Reject Criteria
Gross hemolysis • Samples collected in serum separator tubes (SST) • Glass tubes
Setup Schedule, Transport Temperature, Specimen Stability
1 mL serum collected in a red-top tube (no gel)
Plasma collected in: EDTA (lavender-top) tube, EDTA (royal blue-top) tube, sodium heparin (green-top) tube or lithium heparin (green-top) tube
0.25 mL
Separate serum after clotting. Do not submit glass tubes. An early morning specimen is preferred.
Transport tube
Gross hemolysis • Samples collected in serum separator tubes (SST) • Glass tubes