低視能與大腦性視障 Low vision and CVI

Chinese version:  https://lowvisionandcvi.blogspot.com/2016/11/blog-post.html Keywords: cerebral visual impairment, cortical visual impairment, brain damage related visual dysfunction (BVD), visual characteristics of CVI, behaviors, performances, raising understanding of CVI, children and adolescents, students with CVI     In Chinese, the idiom ‘turning a blind eye’ (literally meaning: looking, but couldn’t see) is used to describe that some people neglect something, but literally, it means that people could not see although they try to look. This term’s literal meaning could also be used to describe the people with cerebral visual impairment or cortical visual impairment (CVI). Individual differences exist among CVI, thus the ten characteristics listed in the CVI assessment designed by Dr. Christine Roman Lanzy cannot fully describe their situations. Moreover, not every CVI case has all the ten CVI characteristics listed in the assessment. Furthermore, CVI is not conf

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 brain, i.e. the visual cortex (on the right