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What Diseases Can Be Detected in an Eye Exam?

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Close-up of a young patient receiving a comprehensive eye exam, with a yellow light over their eye

Most people know that they should regularly get their eyes checked by a professional. However, what many people don’t know is that a comprehensive eye exam can not only provide early warning signs of various eye diseases, but overall health issues too, such as: 

  • Cataracts
  • Glaucoma
  • Age-related macular degeneration
  • Diabetes
  • High blood pressure
  • Cancer
  • And more!

At L’occhio Eyecare-Eyestyle, we firmly believe that comprehensive eye exams should go beyond just checking your prescription. Everyone should maintain their eye health, whether they need glasses or not, which is why our eye exams offer a detailed assessment of your eyes and any potential conditions that you may have.

Can Your Eyes Show Health Problems?

An eye exam isn’t just about checking your vision; it’s also an opportunity for your eye doctor to look for indicators of systemic diseases. Regular eye exams can detect signs of various health issues before symptoms arise. 

Optometrists use advanced tools to examine the blood vessels, nerves, and tissues within your eyes. Changes in these structures can signify underlying health conditions. Hence, eye exams are a crucial part of preventive healthcare.

Common Eye Diseases Detected in an Eye Exam

Eye exams can detect a range of common eye diseases that might otherwise go unnoticed until they cause significant damage. Some of the most frequent conditions identified during an eye exam include:

  • Glaucoma: This disease damages the optic nerve and can lead to vision loss if untreated. Eye exams often measure intraocular pressure and assess the optic nerve for early signs of damage.
  • Cataracts: Characterized by clouding of the eye’s natural lens, cataracts can cause blurred vision and sensitivity to light. Eye exams can help detect cataracts, especially in older adults.
  • Age-related Macular Degeneration (AMD): AMD affects the macula, the central part of the retina, and leads to gradual loss of central vision. Retinal imaging during an eye exam can spot early signs of this condition.
  • Diabetic Retinopathy: A complication of diabetes, this condition damages the blood vessels in the retina. Regular eye exams can detect early signs, allowing for timely treatment to prevent further damage.

Catching these diseases early allows for more effective treatment and prevention of long-term vision loss, highlighting the importance of regular eye check-ups.

What Are Some Common Abnormal Findings When Examining the Eyes?

During an eye exam, doctors look for several kinds of abnormality. These could include changes in the appearance of blood vessels, unusual retinal deposits, or abnormalities in eye pressure. Each of these findings can point to different health issues.

For example, swelling of the optic nerve can indicate increased intracranial pressure. This might be due to a brain tumor, aneurysm, or other serious conditions. Retinal bleeding or microaneurysms, on the other hand, could suggest diabetes or high blood pressure.

Additionally, yellowish deposits on the retina, known as drusen, can indicate age-related macular degeneration. An eye exam can also detect signs of autoimmune disorders, such as inflammation of the eye’s blood vessels.

 In a white office, an optometrist explains a patient’s eye condition to them using an anatomical model of an eye

What Illnesses Can Be Seen in the Eyes?

Autoimmune Disorders

Autoimmune disorders can also affect the eyes. Inflammation of the eye’s blood vessels, called uveitis, is a common symptom. This can cause redness, pain, and vision changes.

  • Diabetes can damage the blood vessels in the retina, causing diabetic retinopathy. If left untreated, diabetic retinopathy can lead to vision loss. 
  • Lupus is an autoimmune disorder that affects various body parts, including the eyes.  Inflammation of the eye’s blood vessels (conjunctivitis), which can cause redness and pain, is more common in lupus patients than the general population.
  • Rheumatoid arthritis can cause inflammation in the eyes, leading to conditions such as uveitis and scleritis. These conditions can cause pain, redness, and vision changes. 
  • Thyroid diseases, such as hyperthyroidism and Graves’ disease, can affect the eyes. Symptoms include bulging eyes, double vision, and changes in the appearance of the eye’s tissues. 

Eye exams can help diagnose these conditions early, allowing for prompt treatment. Managing the underlying autoimmune disorder can prevent further eye complications and improve overall health.

Brain, Blood & Heart Health

  • An aneurysm is a bulging, weakened area in the wall of a blood vessel. Eye exams can sometimes reveal aneurysms through changes in the retina’s blood vessels. Aneurysms can pose serious health risks if they rupture, leading to internal bleeding.
  • Some brain tumors can cause swelling in the optic nerve known as papilledema. This swelling often results from increased intracranial pressure. 
  • High blood pressure, or hypertension, can damage the blood vessels in the eye. This condition, known as hypertensive retinopathy, can be detected during an eye exam. Signs include narrowing of the blood vessels and bleeding in the retina. Controlling blood pressure can reduce the risk of complications, such as heart disease and stroke.
  • High cholesterol levels can cause yellowish deposits in the retina’s blood vessels, known as plaques, which can be detected during an eye exam. High cholesterol is a risk factor for cardiovascular diseases. 
  • Sickle cell disease can cause changes in the retina’s blood vessels, leading to vision problems. Effectively managing sickle cell disease can reduce the risk of eye complications. 
  • A stroke can cause changes in the optic nerve and retina, leading to vision loss. Eye exams can detect signs of a previous stroke, such as retinal hemorrhages and optic nerve damage.

Cancer

Certain types of cancer, such as melanoma, can occur in the eye. Additionally, cancers from other body parts can metastasize to the eye. Regular eye exams can detect these cancers early, improving the chances of successful treatment.

Eye exams can also reveal signs of systemic cancers. For example, leukemia can cause retinal hemorrhages, while lymphoma can affect the eye’s appearance and function.

Sexually Transmitted Illnesses

Certain sexually transmitted illnesses, such as syphilis and HIV, can affect the eyes. These infections can cause inflammation, bleeding, and other changes in the eye’s appearance. 

Early detection of sexually transmitted illnesses through an eye exam can prompt timely treatment. Managing these infections effectively can prevent further complications and improve overall health.

“Eyes First Exam”

Your eyes are more than just windows to the soul—they’re windows to your health. Regular eye exams can detect various health issues, from diabetes and high blood pressure to autoimmune disorders and cancer. 

L’occhio Eyecare-Eyestyle believes that comprehensive eye exams should be centered around patient education. We work closely with you to diagnose and manage different forms of eye disease to help preserve your long-term visual health. Call us today to schedule an appointment to take the first step towards safeguarding your health.

Written by Dr. Richard Grifasi

When I started out nearly two decades ago, I had a clear philosophy. Whether protecting your sight from glaucoma or diabetes, introducing you to the most advanced laser vision correction or helping you find the most fashionable and sophisticated eyewear, you should always come first.

That philosophy has led me to strive for excellence in every area of my eye care and optical centers. Excellence in the care and service I give every client. Excellence in the diagnosis and treatment of all vision problems and eye diseases. Excellence in the technology we use to evaluate and test your eyes. And excellence in the quality and workmanship of our frames and lens selections.

Most of all, I have strived to build excellence into your whole eye care experience, from the moment you first visit until long after you have received treatment or a prescription. Today, I am pleased to report that we have achieved excellence in these areas. How do I know? My patients tell me every day.

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