Preferred Specimen(s) 1.0 mL Serum
Transport Container Plastic screw cap vial
Transport Temperature
- Ambient 7 days
- Refrigerated 7 days
Reject Criteria
- Grossly hemolyzed,
- lipemic specimens
Methodology Chemiluminescence
Clinical Significance Estradiol is the major estrogenic hormone secreted by the ovaries. Measurement of estradiol may be useful in women to assess ovarian function in patients with menstrual disorders, precocious or delayed puberty, and menopause and useful in men to assess gynecomastia.