Test Name
ESTRADIOL (E2)
Aliases
OESTRADIOL, 17 BETA ESTRADIOL, ESTROGEN
Abbreviations
E2
Test Classification
INDIVIDUAL
Department
SPECIAL CHEMISTRY
Sub Department
-
TAT Category
BUSINESS (WORKING) TIME
Estimated TAT
3
TAT Units
HOURS
Test Requirements
Serum in plain tube (red top) or SST tube (yellow top) or in a separation vial. Centrifuge tubes within 1 hour. Separate centrifuged serum in plain tubes within 1 hour.
SHIPPING/ TRANSPORTATION REQUIREMENTS
Shipping Temperature: Refrigerated
ANALYTE STABILITY
Room Temperature: 1 DAY at 20-25°C │ Refrigerated: 3 DAYS at 2-8°C │ Frozen: 1 YEAR at -20°C
Clinical Utility
Assessing ovarian function, monitor follicular development in assisted reproduction/ IVF protocols, precocious puberty, menstrual cycle (peri-ovulatory/ mid-cycle), gynecomastia.
Last Review
26th Feb 2026