Testicular tumors may be classified as follows:
Primary neoplasms
Germ cell Tumors
Seminomatous Tumors
Seminoma
Spermatocytic seminoma
Non Seminomatous Tumors
Embryonal carcinoma
Yolk sac tumor
Choriocarcinoma
Teratoma
Sex Cord Stromal Tumors
Leydig cell tumor
Sertoli tumor
Combined Germ cell and Sex cord stromal Tumors
Gonadoblastoma
Secondary Neoplasms
Reticuloendothelial Neoplasms
Lymphoma
Leukemia
Metastatic
Prostate
Lung
GIT
Kidneys
Paratesticular Tumors
Epididymis
Adenomatoid tumor
Leiomyoma
Cystadenoma
Spermatic Cord
Lipoma
Leiomyosarcoma
Rhabdomyosarcoma
Metastatic
Others
Adenocarcinoma of Rete testis
Mesenchymal neoplasia
Carcinoid tumor
Granulosa cell tumor
Adrenal rest tumor