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| Diabetes and Your Eyes |
Diabetes is a disease that prevents your body for making or using insulin to break down sugar in your bloodstream. Back to Questions or Top of Page How does diabetes affect the eye? Diabetes and its complications can affect many parts of the eye. Diabetes can cause changes in nearsightedness, farsightedness and premature presbyopia (the inability to focus on close objects with age). It can result in cataracts, glaucoma, strabismus (a lack of eye alignment) and decreased corneal sensitivity. Visual symptoms of diabetes include fluctuating or blurring of vision, occasional double vision, night vision, problems and flashes and floaters within the eyes. Sometimes early signs of diabetes are detected in a thorough optometric examination. The most serious eye problem associated with diabetes is diabetic retinopathy. Back to Questions or Top of Page Diabetic retinopathy occurs when there is a weakening or swelling of the tiny blood vessels in the retina of your eye, resulting in blood leakage the growth of new blood vessels and other changes. If diabetic retinopathy is left untreated, blindness can result. Back to Questions or Top of Page Can vision loss from diabetes be prevented? Yes, in a routine eye examination, your optometrist can diagnose potential vision threatening changes in your eye that may be able to be treated to prevent blindness. However, once damage has occurred, the effects are usually permanent. It is important to control your diabetes as much as possible to minimize your risk of developing retinopathy. Back to Questions or Top of Page How is diabetic retinopathy treated? In the early stages, diabetic retinopathy can be treated with laser therapy. A bright beam of light is focused on the retina, causing a burn, which seals off leaking blood vessels. In more advanced cases, surgery inside the eye may be necessary. Early detection of diabetic retinopathy is crucial. Back to Questions or Top of Page Are there risk factors for developing diabetic retinopathy? Several factors that increase the risk of developing diabetic retinopathy include poor control of diabetes, smoking, high blood pressure and pregnancy. Back to Questions or Top of Page How can diabetes related eye problems be prevented? Back to Questions or Top of Page
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