Central retinal artery occlusion; Branch retinal artery occlusion; CRAO; BRAO
Sudden blurring or loss of vision may occur in:
The retinal artery occlusion may last for only a few seconds or minutes, or it may be permanent.
If the blood clot moves to another part of the brain, symptoms of a stroke may develop.
Tests to evaluate the retina may include:
General tests should include:
Tests to identify the source of a clot from another part of the body:
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Fay A. Diseases of the visual system. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier;2007:chap 449.
Pokhrel PK, Loftus SA. Occular emergencies. Am Fam Physician. 2007;76:829-836.
Vortmann M, Schneider JI. Acute monocular visual loss. Emerg Med Clin North Am. 2008;26:73-96.
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