Medically reviewed by Laura Young, MD Key Takeaways Ovarian cysts are usually harmless and may not need treatment. You should see a doctor if you have severe pelvic pain, nausea, or fever. Functional ...

Ovarian cysts are extremely common. Follicular and corpus luteum cysts – known as functional cysts – typically occur at least once per menstrual cycle and disappear in two or three months. Other types ...