What is (CVI) Cortical Vision Impairment?  It is what my child has been diagnosed with. The medical term from childrenshospital.org is: Cortical Visual Impairment (CVI) is the most common cause of permanent visual impairment in children (1-3). The diagnosis of CVI is indicated for children showing abnormal visual responses that cannot be attributed to the eyes themselves. Brain dysfunction must explain the abnormal visual responses, as abnormal ocular structures, abnormal eye movements, and… Read More