Balloon OcclusionCoronary AngiographyCoronary VesselsCoronary Artery DiseaseAngiographyAngioplasty, Balloon, CoronaryCoronary CirculationCatheterizationCoronary StenosisCoronary DiseaseCerebral AngiographyMagnetic Resonance AngiographyAngioplasty, BalloonTomography, X-Ray ComputedMyocardial InfarctionCollateral CirculationEmbolization, TherapeuticStentsCoronary Artery BypassAngiography, Digital SubtractionCarotid Artery, InternalTreatment OutcomeCoronary OcclusionElectrocardiographyMyocardial IschemiaContrast MediaProspective StudiesCoronary VasospasmCoronary AneurysmCardiac CatheterizationFollow-Up StudiesTime FactorsIntracranial AneurysmTomography, Emission-Computed, Single-PhotonPredictive Value of TestsCarotid Artery DiseasesUltrasonography, InterventionalSensitivity and SpecificityCavernous SinusCoronary RestenosisHemodynamicsTomography, Spiral ComputedSuperior Sagittal SinusCoronary ThrombosisRisk FactorsBlood Flow VelocityIntra-Aortic Balloon PumpingFluorescein AngiographyOrganotechnetium CompoundsChest PainIopamidolMultidetector Computed TomographyPercutaneous Coronary InterventionAngina PectorisMyocardial RevascularizationArterial Occlusive DiseasesRetrospective StudiesIntraoperative CareArteriovenous FistulaSwineSeverity of Illness IndexMyocardial StunningMyocardial Perfusion ImagingConstriction, PathologicMyocardial ReperfusionDogsExercise TestFractional Flow Reserve, MyocardialGraft Occlusion, VascularVentricular Function, LeftIntracranial EmbolismFeasibility StudiesRadial ArteryCalcinosisEchocardiographyOximesAngina, UnstableGastric BalloonRadiographic Image Interpretation, Computer-AssistedCoronary Vessel AnomaliesIohexolRecurrenceTechnetium Tc 99m ExametazimeCarotid StenosisPreoperative CareCineangiographyCerebrovascular CirculationReproducibility of ResultsBlood PressureIntraoperative ComplicationsVascular PatencyVasodilator AgentsRetinal Vein OcclusionRetinal Artery OcclusionDisease Models, AnimalAngioplasty, Balloon, Laser-AssistedDipyridamoleObserver VariationRisk AssessmentFemoral Artery