Neuroectodermal Tumors, PrimitiveNeuroectodermal TumorsNeuroectodermal Tumors, Primitive, PeripheralSarcoma, EwingMedulloblastomaCerebellar NeoplasmsSupratentorial NeoplasmsNeuroectodermal Tumor, MelanoticBrain NeoplasmsRNA-Binding Protein EWSProto-Oncogene Protein c-fli-1PinealomaEpendymomaSpinal Cord NeoplasmsChromosomes, Human, Pair 22Sarcoma, Small CellRhabdoid TumorBone NeoplasmsNeoplasms, Germ Cell and EmbryonalCentral Nervous System NeoplasmsThoracic NeoplasmsTumor Markers, BiologicalIfosfamideOrbital NeoplasmsNeuroblastomaFatal OutcomeOncogene Proteins, FusionGranulosa Cell TumorParaparesisVincristineImmunohistochemistryThoracic WallTeratomaAstrocytomaGiant Cell Tumor of BoneAbdominal NeoplasmsTomography, X-Ray ComputedChromosomes, Human, Pair 11EtoposideChromosomes, Human, Pair 17Translocation, GeneticGiant Cell TumorsPineal GlandCombined Modality TherapyCranial IrradiationMagnetic Resonance ImagingLomustineNeurofilament ProteinsGranular Cell TumorCyclophosphamideRhabdomyosarcomaTesticular NeoplasmsSoft Tissue NeoplasmsThiotepaAntineoplastic Combined Chemotherapy ProtocolsIn Situ Hybridization, FluorescenceDNA, NeoplasmTumor Cells, CulturedTreatment OutcomeSertoli Cell TumorLeydig Cell TumorGliomaGene RearrangementNeoplasm Recurrence, LocalPolymerase Chain ReactionGene AmplificationCell Line, TumorGerminomaMaxillary NeoplasmsReverse Transcriptase Polymerase Chain ReactionPrognosisSurvival AnalysisTumor BurdenTumor Necrosis Factor-alphaDisease ProgressionChromosome DeletionBiopsyTranscription FactorsChromosome AberrationsGene Expression Regulation, Neoplastic