choriocarcinoma
Highly malignant tumor of germ cell origin, composed of neoplastic cytotrophoblastic and syncytiotrophoblastic cells. These cells, like their placental equivalents are highly invasive causing hemorrhage and necrosis of tissues into which they have spread.
Localization
uterine choriocarcinoma
gonadal choriocarcinoma
- ovarian choriocarcinoma
- testicular choriocarcinoma
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