- YFE2
Free Estradiol by ED/LC-MS/MS
Specimen:
Test Code
YFE2
Specimen Name
Free Estradiol by ED/LC-MS/MS
Collect
1-SST
Also acceptable Green Top(Heparinized), Plain Red Top
Also acceptable Green Top(Heparinized), Plain Red Top
Submit
2 mLs (Min: 1 mL) Serum or Plasma Frozen
Special Handling
Separate from cells ASAP or within 2 hours of collection. Transport 2 mLs serum or plasma to a standard transport tube.
Rejection Criteria
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Stability
Ambient Unacceptable; Refrigerated 1 week; Frozen 6 months
Methodology
Quantitative Equilibrium Dialysis (ED)/High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed
Tuesday
Reported
2-12 days
CPT Codes
- 82681
Components
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Additional Information
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Common Lab Definitions
- Serum
- Plasma
- STT