Direct measure of free estradiol in serum. Most accurate measure of bioactive estradiol.
Quantitative Equilibrium Dialysis/High Performance Liquid Chromatography-Tandem Mass Spectrometry
Serum separator tube or green (sodium or lithium heparin), Red Top, Plasma Separator Tube.
Separate from cells ASAP or within 2 hours of collection. Transport 2 mL serum or plasma. (Min: 1.0 mL)
After separation from cells: Ambient: unacceptable; Refrigerated: 1 week; Frozen: 6 months
Effective August 19, 2013
|Adult Females - 19 years and older:
less than 2.4 pg/mL
less than 3.1 pg/mL
less than 2.6 pg/mL
less than or equal to 0.5 pg/mL
|Adult Males||Does not apply|
|Children||Does not apply|
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Laboratory Developed Test (LDT)
|Component Test Code*||Component Chart Name||LOINC|
|2006161||Free Estradiol by ED/LC-MS/MS||2240-0|
- High-Sensitivity Free Estradiol