Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Cystadenoma
Medically reviewed by Min Clinic Staff | Updated: January 2026
Cystadenoma: A cystadenoma is a type of benign tumor that develops from ovarian tissue. They may be filled with a mucous-type fluid material. Cystadenomas can become very large and may measure 12 inches or more in diameter.