An ovarian follicle is a small sac (cyst) on the ovary. An egg
matures inside of the follicle; when the egg is mature, the follicle bursts
open and releases the egg.
By
Healthwise Staff
Primary Medical Reviewer
Sarah Marshall, MD - Family Medicine
Specialist Medical Reviewer
Kirtly Jones, MD - Obstetrics and Gynecology
Last Revised
October 12, 2010
WebMD Medical Reference from Healthwise
Last Updated:
October 12, 2010
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