MONDO_0002698 (testicular gonadoblastoma) can be described as follows. A testicular mixed germ cell-sex cord-stromal tumor. It is usually associated with mixed gonadal dysgenesis and ambiguous genitalia. It is characterized by the presence of nests of large neoplastic germ cells and immature cells that resemble Sertoli cells. Also known as: gonadoblastoma of testis, testicular gonadoblastoma (disease), testis gonadoblastoma.