Branch retinal artery occlusion - Finding the culprit!

When secondary to an embolus, most common are cholesterol emboli from atheromatous plaques, platelet-fibrin emboli, calcific emboli from cardiac valvular disease, exogenous emboli in intravenous drug abusers or idiopathic.[[1]] The optical coherence tomography angiography [Figure 3] shows nonperfusion in the corresponding superficial plexus (arrow head) which correlates with the segmental hyperreflectivity of the inner retinal layers on the OCT BScan. Branch retinal artery occlusion, embolus, multimodal imaging. [Extracted from the article]