The Cost of Vision Loss in Canada: Summary Report - CNIB

Causes of Vision LossGlaucomaGlaucoma is the second most common cause of vision loss in Canadians over 65.About 250,000 Canadians have some form of glaucoma, but only half of them areaware of it. Early detection and strict compliance to treatment (usually byprescription eye drops) can help to control the disease and protect vision.Refractive Error (RE) / OtherRefractive error is the most frequent yet most easily correctible source of vision lossin Canada. It occurs when a person’s vision is reduced because they need correctivelenses and do not have them or their current lenses need to be changed to givethem clear vision. Less common conditions such as corneal disease and retinitispigmentosa account for the remaining vision loss in this category.12The Cost of Vision Loss in Canada: Summary Report