Fewer than 20% of people with a central retinal artery occlusion regain functional visual acuity. Up to about 50% of eyes have an anatomical variation called the cilioretinal artery. About 80% of ...

3 If a cilioretinal artery is present ... or with medial and lateral PCA (in 6.7%). If the occlusion takes place in the common trunk near its origin from the OA, it will occlude both CRA and ...