ALL DEFINITIONSTesticular CancerDefinitionTesticular cancer is a type of cancer that originates in the testicles, the male reproductive organs responsible for producing sperm and hormones. It is a relatively rare but highly treatable condition.Related SpecialistsShowing 3 of 215Christopher L MooreMDJoseph KimMDMargarita RevzinMD, MSMore Related SpecialistsRelated Fact SheetsTesticular CancerRelated DepartmentsUrologic Oncology Program