How Diabetes Can Affect Your Eyes and Why Regular Exams Are Essential

If you have diabetes, it can affect your eyes in ways you may not notice. Yearly eye exams can catch these issues early and help protect your sight.

How Diabetes Affects Your Eyes

• Diabetic Retinopathy

The most common eye problem in people with diabetes is diabetic retinopathy. In this case, the tiny blood vessels in the retina begin to fail due to high blood sugar. In the early stages, you may not notice anything.

Over time, vessels can leak fluid, leading to swelling in the macula, the part of your retina responsible for sharp central vision. In later stages, new, fragile vessels form and can bleed into your eye. This can lead to scar tissue and even retinal detachment.

• Cataracts

Cataracts cloud the lens inside your eye. People with diabetes often get them earlier, and they grow faster. High blood sugar can cause a buildup in the lens over time. Keeping your sugar in check may help slow them down.

• Glaucoma

Diabetes raises your risk of glaucoma, a disease that damages the optic nerve. One form, called neovascular glaucoma, happens when abnormal blood vessels grow on the iris. These vessels block the drainage of fluid, raising eye pressure. Glaucoma can steal your sight for good if you do not get treatment.

• Blurry Vision That Comes and Goes

High blood sugar can swell your eye’s lens, changing your focus and blurring your vision. This blurriness often comes and goes. When your blood sugar stabilizes, your vision usually clears. If you need new glasses, wait until your levels are steady.

• Dry Eyes

People with diabetes are more likely to have dry eyes. When blood sugar stays high, it can damage the nerves that control tear production. This can cause burning, scratching, and discomfort throughout the day.

Why Regular Eye Exams Are Important

• They Catch Problems Before You Notice Symptoms

Diabetic eye disease often has no early signs. You can have damage happening inside your eyes and still see clearly. A dilated eye exam lets your doctor see the retina and spot problems before they affect your vision.

• They Can Prevent Most Vision Loss

Catch it early and treat it right, and you can prevent more than 90% of diabetes-related vision loss. Catching issues early means you have more options and better outcomes.

• They Track Changes Over Time

A yearly exam gives your doctor a record of how your eyes are doing. Small changes from year to year can signal when treatment is needed.

• They Check for Multiple Conditions

A comprehensive eye exam does not just look for one problem. It simultaneously checks for retinopathy, cataracts, glaucoma, and dry eyes.

• They Help You Get the Right Glasses Prescription

Blurry vision from blood sugar swings can throw off your glasses prescription. If you get an eye exam when your blood sugar is unstable, your prescription may be wrong. Regular exams ensure you get the right correction when your levels are steady.

• They Are Simple and Painless

A dilated eye exam takes about twenty minutes and does not hurt. You may have blurry vision for a few hours afterward, so bring sunglasses and have someone drive you home.

Diabetes puts your eyes at risk, but you are not powerless. Most vision loss from diabetes is preventable. If you have diabetes, make eye care a priority. Your sight is worth it.

For more on how diabetes can affect your eyes, visit La Mirada Optometry. Our office is in La Mirada, California. Call (562) 442-3200 to schedule an appointment today.

https://www.cdc.gov/diabetes/hcp/clinical-guidance/promote-eye-health.html

https://www.ncbi.nlm.nih.gov/books/NBK582424/