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Ovarian Endometrioma

An ovarian endometrioma is a cyst that is attached to the ovaries and that contains tissue similar to the uterine lining (endometrial tissue). Endometriomas (also called endometrial or "chocolate" cysts) typically range in size from 0.4 in. (1 cm) to 4 in. (10.2 cm).

Last Revised: July 7, 2011

Author: Healthwise Staff

Medical Review: Adam Husney, MD - Family Medicine & Kirtly Jones, MD - Obstetrics and Gynecology

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