Splenic ArteryAneurysmSplenic VeinCeliac ArteryArteriesHypersplenismSplenectomyMyelitis, TransverseEmbolization, TherapeuticColon, TransverseMesenteric Artery, SuperiorHepatic ArteryPulmonary ArteryRenal ArteryHypertension, PortalLigationAneurysm, FalseCarotid ArteriesTomography, X-Ray ComputedCerebral ArteriesFemoral ArterySplenic DiseasesSplenic InfarctionMesenteric ArteriesPancreatectomyAneurysm, RupturedAngiographyFlank PainBasilar ArteryTransverse SinusesGastrointestinal HemorrhageVertebral ArteryPortal VeinIliac ArteryCoronary Artery BypassVasoconstrictionDogsTreatment OutcomePancreatic Pseudocyst