Charles bonnet syndrome refers to visual hallucination which occurs in association with vision loss. The hallucinations are caused by brain’s adjustment to loss of vision. There is an association between age-related macular degeneration and Charles bonnet syndrome. The symptoms of Charles bonnet syndrome are: - Loss of vision - Uncontrolled visual hallucination - Realization that visual hallucination is not real The diagnosis of Charles bonnet syndrome is made on the basis of history, examination, and ophthalmic examination. All other causes of hallucinations are ruled out. Reference: https://www.betterhealth.vic.gov.au/health/conditionsandtreatments/eyes-charles-bonnet-syndrome#causes-of-charles-bonnet-syndrome Image via: https://www.news-medical.net/health/Charles-Bonnet-Syndrome-Signs-and-Symptoms.aspx
hey! data varies. some suggests prevalence as low as 1%. in another study, the prevalence was approximately 10%.