Testicular Mixed Embryonal Carcinoma and Yolk Sac Tumor with Seminoma

**Semantic type:** Neoplastic Process

**Definition:** A malignant germ cell tumor arising from the testis. It is characterized by a mixture of embryonal carcinoma, yolk sac, and seminomatous morphologic elements. Patients may present with painless or painful testicular swelling.

**Synonyms:** - Mixed Embryonal Carcinoma and Endodermal Sinus Neoplasm with Seminoma of Testis - Mixed Embryonal Carcinoma and Endodermal Sinus Neoplasm with Seminoma of the Testis - Mixed Embryonal Carcinoma and Endodermal Sinus Tumor with Seminoma of Testis - Mixed Embryonal Carcinoma and Endodermal Sinus Tumor with Seminoma of the Testis - Mixed Embryonal Carcinoma and Yolk Sac Neoplasm with Seminoma of Testis - Mixed Embryonal Carcinoma and Yolk Sac Neoplasm with Seminoma of the Testis - Mixed Embryonal Carcinoma and Yolk Sac Tumor with Seminoma of Testis - Mixed Embryonal Carcinoma and Yolk Sac Tumor with Seminoma of the Testis - Testicular Mixed Embryonal Carcinoma and Endodermal Sinus Tumor with Seminoma - Testicular Mixed Embryonal Carcinoma and Yolk Sac Neoplasm with Seminoma