Benign Leydig Cell Tumor

Definition 1

A Leydig cell tumor which does not recur or metastasize. Morphologically, there is no evidence of cellular atypia, increased mitotic activity, necrosis, or vascular invasion. (NCI Thesaurus)

Definition 2

A benign neoplasm of the testis originating from interstitial (Leydig) cells. (NCI Thesaurus/CDISC)

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