Before revision: The cherry red spot is seen in central retinal artery occlusion, appearing several hours after the blockage of the retinal artery occurs.Rakel, Robert E., Textbook of Family Medicine, 7th ed, Chapter 53 The cherry red spot is seen because the macula receives its blood supply from the choroid, supplied by the posterior ciliary arteries, while the surrounding retina is pale due to retinal artery infarction.
After revision: long and shortThe cherry red spot is seen in central retinal artery occlusion, appearing several hours after the blockage of the retinal artery occurs.Rakel, Robert E., Textbook of Family Medicine, 7th ed, Chapter 53 The cherry red spot is seen because the macula receives its blood supply from the choroid, supplied by the posterior ciliary arteries, while the surrounding retina is pale due to retinal artery infarction.