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Test Code ESTRA Estradiol, Serum

Methodology

Electrochemiluminescence
Order #81816 “Estradiol, Serum” whenever a quantitation of <35 pg/mL is required, such as with in vitro fertilization patients, children, and/or if water soluble interference is suspected.

Performing Laboratory

St. Clair Hospital Laboratory

Specimen Requirements

1 plasma gel tube (1ml of lithium heparin plasma) OR 1 serum gel tube (2 mL of serum). Centrifuge blood as soon as possible, or send unspun blood to laboratory within 4 hours of draw.
Note:  Patient’s sex is required on request form for processing.

Reference Values

Males: 11-43 pg/mL
Females
Post menopausal:  5-138 pg/mL

Follicular phase:  31-90 pg/mL

Ovulating:  60-533 pg/mL
Luteal phase:  60-232 pg/mL

Day(s) Test Set Up

Monday through Sunday