Definition of "endometrioma" []

• An ovarian cyst caused by endometriosis. (noun)
• Any tumor containing endometrial tissue. (noun)

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• "Dr. Coslett removed all of the endometriosis and an endometrioma."
• "They say, "this study is perhaps the only randomized controlled trial that has evaluated the effectiveness of the use of long-term postoperative OCP treatment to prevent endometrioma recurrence.""
• "Johnson and Reilly suggest an immediate change to current clinical practice: "If the use of an OCP is considered to reduce the risk of recurrence of an endometrioma after laparoscopic cystectomy, treatment should be given for at least two years"."