Retinal.ein or Artery Occlusion Retinal arteries carry nourishing blood supply to the retina of the eye, while retinal veins circulate this blood back to the heart. Light rays enter the front of our eye through the clear cornea and lens. Multiple regression analysis revealed that macrovasculopathy was associated with the presence of non-infectious retinal microvasculopathy odds ratio, 5.76; 95% confidence interval, 2.59-12.80. Graefes Arch Cain Exp Ophthalmol. 2008 Dec 4. The central retinal artery and vein passes through the narrow openings of the cribriform plate in the optic disc. Retinal vein
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