Yes, an optometrist can often detect early signs of undiagnosed diabetes during a routine eye exam by observing changes in the retina's blood vessels, such as microaneurysms or bleeding, which indicate high blood sugar levels. While they can't provide a formal diabetes diagnosis, they can spot these key indicators, recommend further blood tests (like A1c), and refer you to your doctor or a specialist for a proper diagnosis and management plan, protecting your sight from potential damage.
Seeing the blood vessels in your eye means your eye doctor can observe signs of many health issues, including diabetes. In fact, eye exams can pick up on signs of more than 270 health conditions, including diabetes. Your eye doctor can see signs of diabetes, autoimmune diseases, high blood pressure, and more.
An optician can't diagnose diabetes. But during an eye test, they can spot eye damage that can affect people with diabetes called diabetic retinopathy. They will then advise you to see your doctor to get tested.
Diabetic eye exams are similar to regular eye exams in many ways. However, during a diabetic eye exam, your eye doctor will specifically focus on the health of your retina and integrity of the blood vessels in your eye.
It is noteworthy that diabetes has been reported to affect vestibular function in both animal and clinical studies. Pathophysiological changes in peripheral and central vestibular structures due to diabetes have been noted. Vestibular dysfunction is associated with impaired balance and a higher risk of falls.
Screening can detect retinopathy before you notice any changes to your vision. Diabetic eye screening is not part of your normal eye examinations with an optician. Screening does not look for other eye conditions. You should continue to visit your optician for regular eye examinations as well.
The most common way to receive diabetic retinopathy screenings is through an in-person eye exam from an optometrist or ophthalmologist. In this screening, a physician will likely use eye drops to dilate the pupil and examine the back of the eye, otherwise known as the fundus.
Only a neurologist (a specialist in nerves and the nervous system) can make a diagnosis of multiple sclerosis. But many people will start their journey with an optician, as eye problems are a common first symptom.
You can reliably lower your A1c through diet and exercise. But if your doctor has prescribed medication, such as metformin, miglitol, or insulin, it's important to take them exactly as prescribed. If you miss doses regularly, your blood sugar numbers may creep up and cause your A1c to rise.
At the earliest stage of diabetic retinopathy, we can detect small changes to your blood vessels, usually seen as tiny bulges in the walls of the blood vessels supplying the backs of your eyes.
Those diseases include age-related macular degeneration, cataract, diabetic retinopathy, and glaucoma. Other common eye disorders include amblyopia and strabismus.
Your optician will also be able to see the effect of other health problems such glaucoma, diabetes or any unusual reactions to medications.
Your eyes can say more about your health than you may expect. With a comprehensive eye exam, your optometrist can detect early signs of eye disease, sometimes long before you notice the first symptom! Your optometrist can even detect diabetes with an eye exam by examining the blood vessels at the back of the eye.
Diabetic eye screening is a free test to check for diabetic retinopathy, an eye complication caused by high blood sugar levels, which can lead to irreversible sight loss if not found and treated early.
Typically, diabetic patients will develop diabetic retinopathy after they have had diabetes for between 3-5 years. In the early stages, diabetic retinopathy will not affect the sight, but if it is not treated and progresses, eventually the sight will be affected.
Symptoms you may experience
You should always get checked if you have: dark spots or gaps in your vision. blurred, distorted, or dim vision. frequent changes in glasses prescription.
Symptoms of hyperglycaemia
If your blood sugar is low, follow the 15-15 rule: Have 15 grams of carbs, then wait 15 minutes. Check your blood sugar again. If it's still less than 70 mg/dL, repeat this process.