Low vision, multiple disabilities, visual impairment and CVI / BVD

Chinese version:  https://lowvisionandcvi.blogspot.com/2017/11/cvi-bvd_28.html Common questions: When it comes to cerebral visual impairment (CVI), many people have the following questions: 1. I have   never heard of cerebral visual impairment. What is this? 2. Isn’t visual impairment caused by eye problems?   How come it is related to the brain?  H ow   does the   brain affect what we see? 3.   What is so special about cerebral visual impairment (CVI)? What is the difference between CVI and the common visual impairment? 4.   What is the relationship between CVI and me?   Why should I need to know about it? Apart from using our eyes, we are also using our brains to see! In fact, we don't just use our eyes to see because our brains in fact process the images that are perceived by our eyes. As shown in the diagram, the visual pathway leads from the optic nerves (on the left of the diagram) to the rear of the br...