Neuroectodermal Tumors, PrimitiveNeuroectodermal TumorsNeuroectodermal Tumors, Primitive, PeripheralNeuroectodermal Tumor, MelanoticSarcoma, EwingMedulloblastomaCerebellar NeoplasmsBrain NeoplasmsSupratentorial NeoplasmsProto-Oncogene Protein c-fli-1RNA-Binding Protein EWSTumor Markers, BiologicalPinealomaEpendymomaChromosomes, Human, Pair 22Bone NeoplasmsSpinal Cord NeoplasmsRhabdoid TumorNeuroblastomaMaxillary NeoplasmsSarcoma, Small CellNeoplasms, Germ Cell and EmbryonalCell Line, TumorTumor BurdenTumor Necrosis Factor-alphaThoracic NeoplasmsCentral Nervous System NeoplasmsImmunohistochemistryAstrocytomaNeoplasmsNeoplasms, ExperimentalTomography, X-Ray ComputedChromosomes, Human, Pair 11Antigens, NeoplasmWilms TumorDNA, NeoplasmOrbital NeoplasmsOncogene Proteins, FusionFatal OutcomeNeural PlateGenes, Tumor SuppressorVincristineSkull NeoplasmsCarcinoid TumorPancreatic NeoplasmsGliomaNeoplasm ProteinsIfosfamideTumor Suppressor Protein p53Translocation, GeneticCombined Modality TherapyTeratomaNeuroendocrine TumorsSoft Tissue NeoplasmsMagnetic Resonance ImagingGanglioneuromaNeoplasms, Nerve TissueThoracic WallRhabdomyosarcomaCell Transformation, NeoplasticPeripheral Nervous System NeoplasmsParaparesisNeoplasm Recurrence, LocalCell DivisionTumor Suppressor ProteinsReverse Transcriptase Polymerase Chain ReactionTreatment OutcomeRNA, MessengerNeoplasm MetastasisRetinoblastomaSkin NeoplasmsEtoposideAbdominal NeoplasmsChromosomes, Human, Pair 17Tumor MicroenvironmentAntibodies, MonoclonalKidney NeoplasmsMammary Neoplasms, ExperimentalIn Situ Hybridization, FluorescencePineal GlandImmunoenzyme TechniquesAntineoplastic Combined Chemotherapy ProtocolsPolymerase Chain ReactionGene Expression Regulation, NeoplasticAdenocarcinomaCyclophosphamideDisease ProgressionCranial IrradiationNeurofilament ProteinsTumor Cells, CulturedThoracic Surgical ProceduresNeovascularization, PathologicLiver NeoplasmsGenes, mycTranscription FactorsMolecular Sequence DataNeoplasm StagingPhosphopyruvate HydrataseCell ProliferationBase Sequence