AngiographyCoronary AngiographyMagnetic Resonance AngiographyCerebral AngiographyAngiography, Digital SubtractionFluorescein AngiographyTomography, X-Ray ComputedContrast MediaRadionuclide AngiographyIntracranial AneurysmSensitivity and SpecificityCoronary Artery DiseaseCoronary StenosisImaging, Three-DimensionalTomography, Spiral ComputedEmbolization, TherapeuticIntracranial Arteriovenous MalformationsIopamidolPredictive Value of TestsCarotid Artery, InternalMultidetector Computed TomographyCoronary VesselsVertebral ArteryProspective StudiesCoronary DiseaseIohexolStentsRadiographic Image Interpretation, Computer-AssistedArterial Occlusive DiseasesSubarachnoid HemorrhageAneurysm, RupturedTreatment OutcomeImage Processing, Computer-AssistedReproducibility of ResultsRetrospective StudiesIndocyanine GreenConstriction, PathologicCentral Nervous System Vascular MalformationsVertebrobasilar InsufficiencyObserver VariationCarotid StenosisRadiographic Image EnhancementFollow-Up StudiesArteriovenous FistulaUltrasonography, InterventionalCerebral ArteriesCerebral VeinsAngioplasty, Balloon, CoronaryMyocardial InfarctionFundus OculiCircle of WillisFeasibility StudiesArteriovenous MalformationsSeverity of Illness IndexCarotid Artery DiseasesCollateral CirculationTriiodobenzoic AcidsElectrocardiographyMagnetic Resonance ImagingAngina PectorisAortographyRadiation DosageTime FactorsCardiac CatheterizationGadolinium DTPAUltrasonography, Doppler, DuplexImage EnhancementRadiography, InterventionalVascular PatencyChest PainCarotid ArteriesTomography, Emission-Computed, Single-PhotonCineangiographyBlood Flow VelocityMyocardial Perfusion ImagingAngiocardiographyBasilar ArteryCoronary CirculationFractional Flow Reserve, MyocardialCerebral Arterial DiseasesMyocardial RevascularizationCardiac-Gated Imaging TechniquesCoronary Vessel AnomaliesPulmonary EmbolismRenal ArteryArtifactsAneurysmRisk FactorsCeliac ArteryCranial SinusesCerebrovascular DisordersExtravasation of Diagnostic and Therapeutic MaterialsAneurysm, FalseInjections, Intra-ArterialCoronary Artery BypassMoyamoya DiseaseRecurrenceIntracranial ArteriosclerosisGraft Occlusion, VascularUltrasonography, Doppler, Color