The total estrogen assay is not recommended for use in pre-pubertal children.
Estrogens are secreted by the gonads, adrenal glands, and placenta. Total Estrogens provide an overall picture of estrogen status for men and women.
Methodology: Extraction, Radioimmunoassay (RIA)
Specimen Requirements: 1 yellow-top SST tube (minimum: 1 mL of serum). Centrifuge SST 30 minutes after draw. Refrigerate specimen after collection.
NOTE: Lavender-top (EDTA) tube or green-top (sodium or lithium heparin) tube is also acceptable.
Analytical Time: 3 – 6 days
Days Set Up: Monday through Saturday