Mesenteric Artery, InferiorMesenteric Artery, SuperiorCeliac ArteryMesenteric ArteriesMesenteric Vascular OcclusionSuperior Mesenteric Artery SyndromeArteriesSplanchnic CirculationDuodenostomySplenic ArteryAneurysmRenal ArteryTomography, X-Ray ComputedPulmonary ArteryBlood Vessel Prosthesis ImplantationMesenteric VeinsHepatic ArteryAortic Aneurysm, AbdominalAngiographyIschemiaAorta, AbdominalVasodilationCerebral ArteriesVasoconstrictionCarotid ArteriesConstriction, PathologicFemoral ArteryMuscle, Smooth, VascularUltrasonography, DopplerBasilar ArteryStentsEmbolization, TherapeuticVasoconstrictor AgentsAortographyIliac ArteryTreatment OutcomeEndoleakReperfusion InjuryAbdominal PainArterial Occlusive DiseasesVasodilator AgentsRegional Blood FlowDuodenal ObstructionVisceraEndothelium, VascularBiological FactorsColitis, IschemicRats, WistarVertebral ArteryAneurysm, DissectingCoronary Artery BypassNorepinephrineRenal VeinsPhenylephrineRetroperitoneal SpaceVascular Surgical ProceduresRadial ArteryMammary ArteriesAcetylcholineJejunostomyRats, Sprague-DawleyTime FactorsCarotid Artery, InternalSubclavian ArteryRetrospective StudiesBlood PressureIntestinesEndovascular ProceduresNitric OxideCarotid Artery DiseasesRats, Inbred WKYMyographyAneurysm, FalsePostoperative ComplicationsCoronary VesselsAnastomosis, SurgicalBrachial ArteryMuscle ContractionDose-Response Relationship, DrugIntestine, SmallLaparoscopyPortal VeinCarotid Artery, CommonAngioplasty, BalloonAortic Aneurysm, ThoracicMesenteryPotassium ChlorideMuscle RelaxationEnterostomyAneurysm, RupturedBlood Vessel ProsthesisRenal Artery ObstructionOphthalmic ArteryDogsNG-Nitroarginine Methyl EsterEmbolismAortaAorta, ThoracicVascular DiseasesPancreaticoduodenectomy