Retinal Artery Occlusion

Question 1

What is the most common cause of retinal artery occlusion?

Answer 1

Embolism

Question 2

What are the risk factors for retinal artery occlusion?

Answer 2

Hypertension
Diabetes
Inflammatory cause: GCA, SLE, Wegener’s
Think about coagulopathies in young patients

Question 3

What is the presentation of retinal artery occlusion?

Answer 3

Sudden onset painless loss of vision
Reduce visual acuity to counting fingers
There may be a history of amaurosis fugax

Question 4

What are the examination findings in retinal artery occlusion?

Answer 4

RAPD
Pale retina with reduction in vessels
Cherry red spot