Leydig cell tumor of the testis. New cases and review of the current literature.

Leydig cell tumors are the most frequent non-germ cell tumors of the testis, accounting for 1-3% of all testicular tumors. They present most commonly as a testicular mass or with endocrine symptoms. We report three new cases of Leydig cell tumors that presented in different forms. The relevant literature is reviewed and the management of these tumors is discussed.