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skos:definition |
NCI: An abnormal mass of tissue that forms in germ (egg) cells in the ovary (female reproductive gland in which the eggs are formed). These tumors usually occur in teenage girls or young women, usually affect just one ovary, and can be benign (not cancer) or malignant (cancer). The most common ovarian germ cell tumor is called dysgerminoma.,NCI: A neoplasm that arises from the ovary and originates from germ cells. Representative examples include teratoma, embryonal carcinoma, yolk sac tumor, and dysgerminoma.
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