Ovarian Cysts

Benign ovarian cyst An ovarian cyst is any collection of fluid within the ovary. Some of these, called functional cysts, are part of the normal process of menstruation. Any ovarian follicle that is larger than about 2 centimeters is termed an ovarian cyst. Specific types of cyst include graafian follicles (which may rupture at mid-cycle and cause mittelschmerz) or corpus luteum cysts (which may rupture about the time of menstruation, and take up to three months to disappear entirely). ...