Visual loss and blindness Flashcards
1
Q
What is the major blood supply to the eye
A
Ophthalmic artery
2
Q
What does the CRA supply
A
Inner 2/3 retina
3
Q
What does the PCA supply
A
Outer 1/3 retina
4
Q
What are causes of central retinal artery occlusion
A
Carotid artery disease
Emboli from heart
GCA
5
Q
what are two variants of retinal artery occludioj
A
Branch retinal artery occlusion
Amaurosis fugax
6
Q
What are symptoms of transient CAO
A
Transient painless visual loss
Like a curtain coming down
Lasts about 5 mins with full recovery
Usually nothing abnormal on examination of the eye
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