Neuroectodermal Tumors, PrimitiveRhabdoid TumorNeuroectodermal TumorsNeuroectodermal Tumors, Primitive, PeripheralNervous System NeoplasmsMedulloblastomaSarcoma, EwingCentral Nervous System NeoplasmsBrain NeoplasmsCerebellar NeoplasmsSupratentorial NeoplasmsNeuroectodermal Tumor, MelanoticSpinal Cord NeoplasmsEpendymomaRNA-Binding Protein EWSProto-Oncogene Protein c-fli-1AstrocytomaPinealomaMeningiomaChromosomes, Human, Pair 22Sarcoma, Small CellGliomaBone NeoplasmsNeuroblastomaNeurofibromatosis 2Thoracic NeoplasmsImmunohistochemistryTeratomaFatal OutcomeTumor Markers, BiologicalOrbital NeoplasmsMeningeal NeoplasmsIfosfamideOncogene Proteins, FusionNeurilemmomaParaparesisNeoplasms, Germ Cell and EmbryonalVincristineThoracic WallMagnetic Resonance ImagingTomography, X-Ray ComputedChromosomes, Human, Pair 11Abdominal NeoplasmsInfant, NewbornChromosomes, Human, Pair 17EtoposideTranslocation, GeneticNeurofibromin 2Pineal GlandCombined Modality TherapyCranial IrradiationPaternal ExposureSoft Tissue NeoplasmsNeurofilament ProteinsRhabdomyosarcomaGlioblastomaLomustineBrain Stem NeoplasmsCell Line, TumorNeurofibromatosis 1CyclophosphamideIn Situ Hybridization, FluorescenceNeoplasmsThiotepaCentral Nervous SystemNeoplasms, Nerve TissuePolymerase Chain ReactionTumor Cells, CulturedAntineoplastic Combined Chemotherapy ProtocolsDNA, NeoplasmTranscription FactorsTreatment OutcomeRetrospective StudiesGene RearrangementReverse Transcriptase Polymerase Chain ReactionNervous SystemGene AmplificationMaxillary NeoplasmsDNA-Binding ProteinsNeoplasm Recurrence, LocalChromosome DeletionPrognosisSurvival AnalysisTumor Necrosis Factor-alphaFollow-Up StudiesTumor BurdenGene Expression Regulation, NeoplasticDisease ProgressionWilms TumorMolecular Sequence Data