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|
Compliance Statement B: For laboratory developed tests not using a RUO kit, and for FDA approved, cleared or 510(k) exempt assays with alterations. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
|Component Test Code*||Component Chart Name||LOINC|
|2006161||Free Estradiol by ED/LC-MS/MS||2240-0|
- High-Sensitivity Free Estradiol