dysembryoma /dys·em·bry·o·ma/ (dis″em-bre-o´mah) teratoma.
teratoma [ter″ah-to´mah]
dys·em·bry·o·ma (d s- m br -  m )n. A embryonal tumor having tissues that show more irregular arrangement than typical of such tumors. |
teratoma [ter″ah-to´mah]
a type of germ cell tumor made up of a number of different types of tissue from one or more of the germ cell layers; it is usually found in the ovary or testis and may be either benign or malignant.
malignant teratoma a solid, malignant ovarian tumor resembling a dermoid cyst but composed of immature embryonal or extraembryonal elements derived from all three germ layers.
dysembryoma
see teratoma.
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