Neuroectodermal Tumors, PrimitiveGerminomaNeoplasms, Germ Cell and EmbryonalNeuroectodermal TumorsNeuroectodermal Tumors, Primitive, PeripheralBrain NeoplasmsSarcoma, EwingMedulloblastomaCerebellar NeoplasmsSupratentorial NeoplasmsNeuroectodermal Tumor, MelanoticTesticular NeoplasmsRNA-Binding Protein EWSProto-Oncogene Protein c-fli-1PinealomaGerm CellsEpendymomaSeminomaSpinal Cord NeoplasmsChromosomes, Human, Pair 22TeratomaSarcoma, Small CellRhabdoid TumorBone NeoplasmsCentral Nervous System NeoplasmsThoracic NeoplasmsEndodermal Sinus TumorIfosfamideTumor Markers, BiologicalEtoposideImmunohistochemistryDysgerminomaFatal OutcomeOrbital NeoplasmsNeuroblastomaOncogene Proteins, FusionVincristineAbdominal NeoplasmsGranulosa Cell TumorParaparesisTomography, X-Ray ComputedThoracic WallAstrocytomaGiant Cell Tumor of BoneCombined Modality TherapyMediastinal NeoplasmsPineal GlandChromosomes, Human, Pair 11Retroperitoneal NeoplasmsAntineoplastic Combined Chemotherapy ProtocolsChromosomes, Human, Pair 17Translocation, GeneticGiant Cell TumorsCarcinoma, EmbryonalCyclophosphamideMagnetic Resonance ImagingCranial IrradiationLomustineNeurofilament ProteinsTestisTreatment OutcomeIn Situ Hybridization, FluorescenceRhabdomyosarcomaGranular Cell TumorDNA, NeoplasmCisplatinSoft Tissue NeoplasmsSertoli Cell TumorThiotepaNeoplasm Recurrence, LocalTumor Cells, CulturedPrognosisReverse Transcriptase Polymerase Chain ReactionPolymerase Chain ReactionLeydig Cell TumorSurvival AnalysisGliomaCell Line, TumorGene AmplificationGene Rearrangementalpha-FetoproteinsDisease-Free SurvivalSpermatogenesisTranscription FactorsBleomycinMolecular Sequence DataGene Expression Regulation, NeoplasticSurvival RateInfant, NewbornMaxillary NeoplasmsChromosome AberrationsCell DifferentiationDisease ProgressionChromosome DeletionBiopsyRetrospective StudiesChoriocarcinomaTumor Necrosis Factor-alphaOvarian NeoplasmsTumor Burden