Retinal Artery OcclusionRetinal ArterySusac SyndromeFluorescein AngiographyFundus OculiGlaucoma, NeovascularCoronary VesselsAmaurosis FugaxSneddon SyndromeBlindnessRetinal VeinOphthalmic ArteryRetinal DiseasesArterial Occlusive DiseasesVisual AcuityParacentesisCoronary AngiographyOphthalmodynamometryCoronary CirculationCarotid Artery DiseasesCoronary Artery DiseaseArteriesOptic Neuropathy, IschemicCiliary ArteriesFibrinolytic AgentsInfarction, Middle Cerebral ArteryCoronary Artery BypassVision DisordersAngioplasty, Balloon, Coronary