title: [Leydig-cell tumors of the testis].
abstract: The authors review case histories of 23 patients with leydigomas selected from records on 134 patients with nongerminogenic testicular tumors. Malignancy occurred in 6 cases. Two cases with uni- and bilateral testicular involvement are reported. The course of leydigoma in children is described.
authors.forename: B P
authors.initials: BP
authors.lastname: Matveev
authors.forename: L L
authors.initials: LL
authors.lastname: Gurariĭ
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D003131:Combined Modality Therapy; D006801:Humans; D007984:Leydig Cell Tumor / Q000473:pathology* / Q000628:therapy; D008207:Lymphatic Metastasis; D008297:Male; D008875:Middle Aged; D012189:Retrospective Studies; D013736:Testicular Neoplasms / Q000473:pathology* / Q000628:therapy