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What causes an ovarian cyst?

Dr. Kevin W. Windom, MD
OBGYN (Obstetrician & Gynecologist)

Ovarian cysts are most often caused by ovulation. These are called functional cysts and they tend to dissolve over a 2 to 3 month period. Some ovarian cysts are caused by a hormonal irregularity called polycystic ovarian syndrome in which the entire ovary is filled with numerous cysts that are causing abnormal amounts of hormonal production. Other times cysts can be caused by tumors, which can be either benign or cancerous. The most common tumor of the ovary is a mature cystic teratoma (dermoid cyst).

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.