title: [Leydig-cell tumors of the testicle].
abstract: Leydig's cells tumor account for 1-2% of all testicular tumors. The authors report a rare case of benign Leydig's cells tumor in a young man with gynecomastia. They examine the embryogenesis, the hormonal modifications, the criteria of malignancy, the treatment and results. They present a review of the literature pertaining to this rare tumors.
authors.affiliation: Ia Facoltà di Medicina e Chirurgia, Università degli Studi di Napoli.
authors.forename: O
authors.initials: O
authors.lastname: Guerriero
authors.forename: L
authors.initials: L
authors.lastname: Pezzullo
authors.forename: G
authors.initials: G
authors.lastname: Conzo
authors.forename: G
authors.initials: G
authors.lastname: Candela
authors.forename: G
authors.initials: G
authors.lastname: Troncone
authors.forename: L
authors.initials: L
authors.lastname: Santini
mesh_terms: D000293:Adolescent; D001707:Biopsy, Needle; D006177:Gynecomastia / Q000175:diagnosis / Q000473:pathology / Q000601:surgery; D006801:Humans; D007984:Leydig Cell Tumor / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D008297:Male; D009919:Orchiectomy; D013736:Testicular Neoplasms / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D013737:Testis / Q000000981:diagnostic imaging / Q000473:pathology; D014463:Ultrasonography
vernacular_title: I tumori a cellule di Leydig del testicolo.