Oestrone
17 days
Liquid chromatography tandem mass spectrometry (LC/MS-MS)
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Highly specific estrone measurement using LC/MS. Used in endocrine evaluations.
Serum (preferred) or Plasma Frozen
3 mL
Gel-barrier tube, lavender-top (EDTA) tube, or green-top (heparin) 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.
This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.
| Temperature | Period |
|---|---|
| Room temperature | 7 days |
| Refrigerated | 14 days |
| Frozen | 960 days |