Although remotely, there is a possibility of malignant degeneration of these testicles, so that surgical exploration and excision of the supernumerary testicles when their biopsy is doubtful in terms of dysplasia or if they present carcinoma in situ or they are a source of pain.

Testicular secondary metastatic tumors account for less than 1% of old testicular tumors. In patients in the fifth and sixth decades, mainly if they are affected by other neoplasias, testicular masses use to be metastatic implants. The most frequent origin is prostate.

No abstract

Resumen.-OBJETIVO: Aportamos a la literatura un nuevo caso de tumor testicular compuesto por células de Sertoli de características histológicas malignas.

Non germ cell tumors were more frequent in adults (78%) than in children (22%). Among children, 82% of the neoplasias were leukemic infiltration of the testicle.