Abnormal retinal arterial/arteriolar morphology Ophthalmic artery occlusion 2019-07-06T21:05:14Z Acute complete obstruction of the ophthalmic artery (branch of the internal carotid artery) that may lead to severe ischemia of the affected globe and associated ocular tissues. It can present with a similar picture to central retinal artery occlusion associated with choroidal ischemia.