10 days
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
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Quantifies androstenedione in two specimens, often pre/post stimulation. Used in evaluating adrenal and gonadal disorders.
Serum or Plasma
1 mL
Red-top tube OR lavender-top (EDTA) tube.
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
Do not use a gel-barrier tube.
| Temperature | Period |
|---|---|
| Refrigerated | To be determined |