Testicular Mixed Germ Cell Tumor

**Semantic type:** Neoplastic Process

**Definition:** A malignant germ cell tumor that arises from the testis and is characterized by the presence of more than one histologic component. Representative examples include mixed choriocarcinoma and embryonal carcinoma, mixed embryonal carcinoma and seminoma, and mixed yolk sac tumor and teratoma.

**Synonyms:** - Mixed Germ Cell Neoplasm of Testis - Mixed Germ Cell Neoplasm of the Testis - Mixed Germ Cell Tumor of Testis - Mixed Germ Cell Tumor of the Testis - Testicular Germ Cell Tumor (Mixed) - Testicular Mixed Germ Cell Neoplasm