An oestradiol test measures the amount of the hormone estradiol in your blood. It’s also called an E2 test. Oestradiol is a form of the hormone estrogen. It’s also called 17 beta-oestradiol. The ovaries, breasts, and adrenal glands make estradiol. During pregnancy, the placenta also makes oestradiol.

SPECIMEN: 3 mL (1 mL min.) serum from 1 SST. Specify age and sex on test request form. Ship refrigerated or frozen.
STABILITY: Room: 8 hrs; Refrigerated: 48 hrs; Frozen: 6 months
REPORT: Daily
INSTRUCTIONS: No special preparation is required.
USAGE: This assay is useful for evaluating hypogonadism and oligomenorrhea in females. It assesses ovarian status including follicle development for in vitro fertilization. It evaluates feminization including Gynecomastia in males. This assay forms a part of the diagnosis and work up of precocious and delayed puberty in females. It is also useful in monitoring low dose female hormone replacement therapy in post menopausal women and for monitoring anti-estrogen therapy.