Estrone (E1) Hormone, Serum
Fasting Required: No

Specimen: Blood

Lab: Quest Diagnostics

Results: 3-5 business days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.

Description: Estrone, also known as E1, may be measured in women who have gone through menopause to determine their estrogen levels. It also may be measured in men or women who might have cancer of the ovaries, testicles, or adrenal glands. Estrone is naturally produced by the ovaries in women and the fat tissue linings in children, men, and postmenopausal women.

Alternative Name: E1