Papilloma, Choroid PlexusChoroid Plexus NeoplasmsChoroid PlexusCerebral Ventricle NeoplasmsPapillomaFourth VentricleLethargyCerebellopontine AngleCerebrospinal Fluid OtorrheaEpendymomaLateral VentriclesAgenesis of Corpus CallosumSpasms, InfantileHydrocephalusPapilloma, InvertedChoroidNeurosurgical ProceduresCarcinomaBrachial PlexusMagnetic Resonance ImagingCarcinoma, Squamous CellTomography, X-Ray ComputedPapilloma, IntraductalCarcinoma, HepatocellularCerebrospinal FluidMyenteric Plexus