Budd-Chiari SyndromeRadiology, InterventionalPortasystemic Shunt, Transjugular IntrahepaticVena Cava, InferiorSyringomyeliaVena Cava FiltersSyndromeVena Cava, SuperiorForamen MagnumVenae CavaeAzygos VeinEncephalocelePlatybasiaRenal VeinsCranial Fossa, PosteriorSuperior Vena Cava SyndromeVascular NeoplasmsVenous ThrombosisPhlebographyIliac VeinHepatic VeinsInferior ColliculiPulmonary EmbolismMeningomyeloceleMagnetic Resonance ImagingDecompression, SurgicalTomography, X-Ray ComputedSubarachnoid SpaceDecompressive CraniectomyLeiomyosarcomaTreatment OutcomeVascular MalformationsPelvic BonesDown SyndromeSpinal CanalOsteotomyCerebrospinal Fluid PressureMetabolic Syndrome XHeart AtriaDevice Removal