Estradiol, Adult Premenopausal Female, Serum or Plasma
:0070045
Mnemonic: ESTRA
Ordering Recommendation:
Suitable for measurement of estradiol in adult premenopausal women. In all other groups, the preferred test is Estrogens, Fractionated by Tandem Mass Spectrometry (HPLC) test (0093248).
Methodology:
Quantitative Chemiluminescent Immunoassay
Performed:
Sun-Sat
Reported:
Within 24 hours
Specimen Required:
Collect: Serum separator tube. Also acceptable: Green (sodium or lithium heparin).
Specimen Preparation: Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.4 mL)
Storage/Transport Temperature: Frozen.
Unacceptable Conditions: EDTA plasma. Grossly hemolyzed or lipemic specimens.
Stability (collection to initiation of testing): After separation from cells: Ambient: 8 hours; Refrigerated: 48 hours; Frozen: 6 months
Reference Interval:
Effective November14, 2011
Female
Follicular phase
27-122 pg/mL
Mid-Cycle phase
95-433 pg/mL
Luteal phase
49-291 pg/mL
Post-Menopausal
Less than 41 pg/mL
Note:
Refer to Estradiol, Males, Children or Postmenopausal Females, by Tandem Mass Spectrometry (ARUP Test Code 0093247) for male, children, and postmenopausal female specimens.
