Adnexal mass

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An adnexal mass is a lump in tissue near the uterus, usually in the ovary or fallopian tube. In premenopausal women, adnexal masses include ovarian cysts, ectopic (tubal) pregnancies, and benign (noncancerous) or malignant (cancerous) tumors, endometriomas, polycystic ovaries, tubo-ovarian abscess.

In postmenopausal women, adnexal masses may be caused by cancer, fibroids, fibromas, diverticular ascess.

Most common causes for adnexal masses in premenopausal women are follicular cysts and corpus luteum cysts.


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This article includes text from the U.S. National Cancer Institute's public domain Dictionary of Cancer Terms