Central retinal artery occlusion 2017-02-12T13:17:04Z Central retinal artery occlusion can manifest as sudden, acute, and painless loss of vision in one eye. Central vision may be spared if there is patent cilioretinal artery supplying the fovea. Blockage of the main artery in the retina. In the acute phase, the fundus may show cherry red spot and stasis of retinal flow. The typical presentation is one of profound monocular visual loss. Abnormality of central retinal artery