Solitary Fibrous TumorsSolitary Fibrous Tumor, PleuralNeoplasms, Fibrous TissueNeuroectodermal Tumors, PrimitiveNeuroectodermal TumorsNeuroectodermal Tumors, Primitive, PeripheralHemangiopericytomaFibromaNeuroectodermal Tumor, MelanoticPleural NeoplasmsSarcoma, EwingMedulloblastomaTomography, X-Ray ComputedLipomaRetroperitoneal NeoplasmsSoft Tissue NeoplasmsTumor Markers, BiologicalPleuraRare DiseasesThoracotomyCerebellar NeoplasmsImmunohistochemistryBrain NeoplasmsOrbital NeoplasmsSupratentorial NeoplasmsNasal Surgical ProceduresAntigens, CD34Parotid NeoplasmsMesenchymomaProto-Oncogene Protein c-fli-1Facial NeoplasmsRNA-Binding Protein EWSSkull Base NeoplasmsCheekPelvic NeoplasmsMeningeal NeoplasmsMagnetic Resonance ImagingVimentinFatal OutcomePinealomaHypoglycemiaTreatment OutcomeSarcoma, SynovialChromosomes, Human, Pair 22EpendymomaNeoplasm Recurrence, LocalThoracic Surgery, Video-AssistedSolitary NucleusBone NeoplasmsMesotheliomaSpinal Cord NeoplasmsRhabdoid TumorNeuroblastomaSarcoma, Small CellBiopsyLiver NeoplasmsMaxillary NeoplasmsCell Line, TumorTumor Burden