Retinal Vascular Occlusion, also known as occlusion of retinal vessels, is related to retinal vasculitis and retinal vascular disease, and has symptoms including amaurosis fugax An important gene associated with Retinal Vascular Occlusion is APOH (Apolipoprotein H), and among its related pathways/superpathways are Signal Transduction and MIF Mediated Glucocorticoid Regulation. The drug Lactitol has been mentioned in the context of this disorder. Affiliated tissues include eye and retina, and related phenotypes are homeostasis/metabolism and nervous system