35 citations
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February 1994 in “Fundamental and applied toxicology” High doses of finasteride cause cell growth and tumors in mice.
9 citations
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March 2009 in “Endocrine Practice”
5 citations
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September 2011 in “Andrologia” Finasteride use may be linked to rare testicular tumor, but more research needed.
21 citations
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April 1995 in “Mayo Clinic Proceedings” This case study describes a testosterone-secreting adrenal adenoma in a 55-year-old woman, highlighting the presence of Reinke's crystalloids, suggesting that Leydig cells may play a role in such tumors.
65 citations
,
April 2018 in “Oncotarget” This review discusses the potential carcinogenic effects of anabolic androgenic steroids, particularly regarding Leydig cell tumors, and highlights the need for preventive information campaigns due to associated health risks.