Because it is a disease that, left undiagnosed and untreated, can lead to visual loss and even blindness in the absence of noticeable symptoms. By the time you notice symptoms such as blurred vision, it is very likely that you have lost a significant amount of vision. Unfortunately, once this happens vision cannot be restored.
Ads by Google
Eye and Vision
People who have cataract surgery may not have to worry about misplacing their reading glasses any longer, thanks to a new implantable lens that moves like the eye's natural lens. The new lens is designed to shift its position within the eye, allowing both near and far vision.
Scientists have discovered a gene called NPHP5 and found mutations in this gene that cause a rare genetic disease called Senior Loken syndrome. Children with this syndrome develop a type of cystic kidney disease called nephronophthisis, as well as a form of blindness called retinitis pigmentosa.