Neuroectodermal Tumors, PrimitiveNeuroectodermal TumorsNeuroectodermal Tumors, Primitive, PeripheralNervous System NeoplasmsMedulloblastomaSarcoma, EwingCentral Nervous System NeoplasmsBrain NeoplasmsCerebellar NeoplasmsSupratentorial NeoplasmsNeuroectodermal Tumor, MelanoticEpendymomaSpinal Cord NeoplasmsRNA-Binding Protein EWSProto-Oncogene Protein c-fli-1AstrocytomaPinealomaMeningiomaChromosomes, Human, Pair 22Rhabdoid TumorSarcoma, Small CellGliomaBone NeoplasmsNeuroblastomaTumor Markers, BiologicalNeurofibromatosis 2Thoracic NeoplasmsImmunohistochemistryNeoplasmsOrbital NeoplasmsIfosfamideFatal OutcomeOncogene Proteins, FusionNeoplasms, Germ Cell and EmbryonalNeurilemmomaMeningeal NeoplasmsVincristineParaparesisMagnetic Resonance ImagingThoracic WallTomography, X-Ray ComputedCell Line, TumorChromosomes, Human, Pair 11Infant, NewbornAbdominal NeoplasmsTeratomaEtoposideChromosomes, Human, Pair 17Translocation, GeneticCombined Modality TherapyNeurofibromin 2Cranial IrradiationGlioblastomaPaternal ExposurePineal GlandRhabdomyosarcomaNeurofilament ProteinsLomustineBrain Stem NeoplasmsCyclophosphamideTumor BurdenAntineoplastic Combined Chemotherapy ProtocolsTreatment OutcomeTumor Necrosis Factor-alphaNeurofibromatosis 1DNA, NeoplasmSoft Tissue NeoplasmsThiotepaPolymerase Chain ReactionIn Situ Hybridization, FluorescenceNeoplasms, Nerve TissueCentral Nervous SystemTumor Cells, CulturedRetrospective StudiesReverse Transcriptase Polymerase Chain ReactionTime FactorsNeoplasm Recurrence, LocalFollow-Up StudiesGene RearrangementDisease ProgressionNeoplasms, ExperimentalGene AmplificationWilms TumorSurvival AnalysisPrognosisNervous SystemTranscription FactorsMaxillary NeoplasmsGene Expression Regulation, NeoplasticMolecular Sequence DataBiopsySurvival RateChromosome AberrationsChromosome DeletionGenes, Tumor SuppressorDisease-Free SurvivalTumor Suppressor Protein p53DNA-Binding Proteins