OrchiectomyTesticular NeoplasmsSpermatic CordSeminomaSpermatic Cord TorsionNeoplasms, Germ Cell and EmbryonalTesticular DiseasesAndrogen AntagonistsLimbic EncephalitisCastrationFlutamideGenital Neoplasms, MaleEpididymitisOrchitisTestosteroneTestisProstatic NeoplasmsAntineoplastic Agents, HormonalScrotumCryptorchidismTeratomaRetroperitoneal SpaceGonadotropin-Releasing HormoneGerminomaCombined Modality Therapyalpha-FetoproteinsLymph Node ExcisionChorionic GonadotropinOvariectomyAndrogensNeoplasm StagingFollow-Up StudiesNeoplasm Recurrence, LocalTreatment OutcomeTime Factors