So we have a clear understanding of the process of blindness, we must first understand the anatomy of the eye, its structures, blood supply and how that translate to the connecting blood supply of the face. As this module progresses and the level of understanding deepens, you will see how blindness can be caused through several different channels and ways.

When considering the information and literature related to this subject, most derives from studying reasons surrounding infarctions and embolisms. These ren to be caused by something called atherosclerotic disease of the eye. In short, it results in plaques forming in the vessels of the eye. Other injuries causative of vision loss can be broken down further into 6 categories.