Basilar ArteryIntracranial AneurysmMiosisAneurysmEmbolization, TherapeuticAneurysm, RupturedCoronary AneurysmCerebral AngiographyAneurysm, InfectedIliac AneurysmSplenic ArteryArteriesSubarachnoid HemorrhageVertebrobasilar InsufficiencyVertebral ArteryTomography, X-Ray ComputedAortic AneurysmRenal ArteryBlood Vessel Prosthesis ImplantationAneurysm, DissectingAngiography, Digital SubtractionCarotid Artery, InternalCerebral ArteriesHeart AneurysmAngiographyAortic Aneurysm, ThoracicTreatment OutcomeAneurysm, FalseVascular Surgical ProceduresEndovascular ProceduresIliac ArteryStentsPulmonary ArteryPopliteal ArteryBlood Vessel ProsthesisCarotid Artery DiseasesAnterior Cerebral ArterySubclavian ArteryCeliac ArteryFemoral ArteryHepatic ArteryMagnetic Resonance AngiographyMesenteric Artery, SuperiorCarotid ArteriesVasospasm, IntracranialSurgical InstrumentsCoronary AngiographyMucocutaneous Lymph Node SyndromeFollow-Up StudiesBronchial ArteriesBrain Stem InfarctionsRetrospective StudiesArterial Occlusive DiseasesCircle of WillisPosterior Cerebral ArteryAortographyAorta, AbdominalAortic RuptureRupture, SpontaneousMesenteric ArteriesVascular PatencyCoronary Artery BypassTime FactorsDilatation, PathologicPostoperative ComplicationsNeurosurgical ProceduresOphthalmic ArteryMiddle Cerebral ArteryOculomotor Nerve DiseasesArteriovenous FistulaVasodilationUlnar ArteryCerebrovascular CirculationCoronary VesselsVertebral Artery DissectionLigationVasoconstrictionCerebral RevascularizationConstriction, PathologicCarotid Artery, Internal, DissectionRadial ArteryMesenteric Artery, InferiorAngioplastyMuscle, Smooth, VascularAnastomosis, SurgicalTemporal ArteriesVisceraCarotid Artery, CommonProsthesis DesignRetreatmentAxillary ArteryVasodilator AgentsIntracranial Arteriovenous MalformationsPolytetrafluoroethyleneBalloon OcclusionMagnetic Resonance ImagingSaphenous VeinHemobiliaButtocksBrachial Artery