Ovarian cysts are fluid-filled sacs that can form in or on your ovaries. Some cyst types can become large in size and may require surgery. Most ovarian cysts are benign (noncancerous). They typically ...

Paraovarian cysts grow near your ovaries. These are sometimes mistaken for ovarian cysts, but they often don’t cause symptoms. A paraovarian cyst is a fluid-filled sac found next to or attached to the ...