Ophthalmic ArteryOptic NerveOrbitSphenoid BoneOptic ChiasmRetinal ArteryFibrous Dysplasia, PolyostoticCiliary ArteriesRetinal Artery OcclusionArteriesSkull Base NeoplasmsUltrasonography, Doppler, ColorSemicircular CanalsOptic DiskNerve Compression SyndromesMeningiomaMeningeal NeoplasmsCarotid Artery, InternalCraniotomyEar CanalBlood Flow VelocityOptic Nerve NeoplasmsSpinal CanalOphthalmodynamometryOptic NeuritisOptic Neuropathy, IschemicVision, EntopticCerebral ArteriesOptic Nerve DiseasesEyeNeurosurgical ProceduresEthmoid SinusitisRoot Canal PreparationOptic AtrophyPulmonary ArterySubarachnoid Hemorrhage, TraumaticDecompression, SurgicalIntraocular PressureUltrasonography, Doppler, PulsedAmaurosis FugaxCarotid Artery DiseasesCircle of WillisOptic Nerve InjuriesCarotid ArteriesRetinal VeinArterial Occlusive DiseasesTomography, X-Ray ComputedFemoral ArteryRenal ArteryLaser-Doppler FlowmetryRegional Blood FlowEthmoid SinusMesenteric ArteriesCarotid Artery, ExternalRetinal NeoplasmsRoot Canal IrrigantsReceptor, Muscarinic M5Carotid Artery ThrombosisBasilar ArteryDental Pulp CavityEmbolization, TherapeuticCerebral AngiographyEnbucrilateRetinoblastomaFundus OculiRoot Canal Filling MaterialsCranial Fossa, AnteriorCarotid StenosisOptic Lobe, NonmammalianMagnetic Resonance ImagingCollateral CirculationVertebral ArteryIliac ArteryPulsatile FlowUltrasonography, DopplerCoronary Artery BypassCerebrovascular CirculationOptic FlowBlood PressureReceptor, Muscarinic M3Radial ArteryGlaucoma, Open-AngleUltrasonography, Doppler, TranscranialMammary ArteriesAngiography