Keratoconus is a progressive eye condition that affects the shape of the cornea, causing it to thin and develop a cone-like bulge. This irregularity can lead to distorted vision and increased sensitivity to light. Early detection is crucial in managing the condition effectively, as treatment options work best in the initial stages. Understanding the early warning signs of keratoconus can help you seek timely eye care and prevent worsening vision.

What Causes Keratoconus?

While the exact cause of keratoconus remains unknown, several factors can contribute to its development:

•          Genetics – A family history of keratoconus may increase the likelihood of developing the condition.

•          Frequent Eye Rubbing – Aggressive eye rubbing can weaken the corneal structure and accelerate corneal thinning.

•          Underlying Conditions – Certain systemic conditions, such as Down syndrome, Ehlers-Danlos syndrome, and asthma, have been linked to an increased risk of keratoconus.

•          Oxidative Stress and Corneal Weakening – Imbalance in corneal enzymes can lead to the breakdown of collagen, making the cornea more susceptible to thinning and bulging.

Early Signs of Keratoconus

One of the first indicators of keratoconus is blurry or distorted vision that glasses or contact lenses cannot fully correct. As the cornea becomes more irregularly shaped, light entering the eye refracts improperly, leading to a decline in visual clarity.

Individuals with keratoconus often experience heightened sensitivity to light and glare. This can make driving at night or spending time in bright environments uncomfortable and may lead to squinting or eye strain.

If you find yourself needing frequent updates to your eyeglass or contact lens prescription, it may be an early sign of keratoconus. The progression of corneal changes can alter vision rapidly, necessitating stronger corrective lenses within short periods.

Poor night vision is another symptom of keratoconus. Many people notice increased halos, starbursts, or streaks around lights, making nighttime activities like driving more challenging.

Keratoconus often causes progressive astigmatism or myopia (nearsightedness). If you have a history of mild astigmatism but suddenly experience a drastic change in your vision, it may be a red flag for this condition.

Many individuals with keratoconus report excessive eye rubbing due to discomfort or irritation. However, rubbing the eyes aggressively can worsen corneal thinning and accelerate the progression of the disease.

The Importance of Regular Eye Exams for Early Detection

Since keratoconus can develop gradually, routine eye exams play a crucial role in early detection. Comprehensive eye exams allow eye doctors to monitor corneal shape and thickness, helping to identify keratoconus before significant vision loss occurs. Early diagnosis means:

•          Better Treatment Outcomes – When caught early, interventions such as corneal cross-linking can slow progression and stabilize vision.

•          Customized Vision Correction – Specialty contact lenses, such as scleral lenses, can be prescribed to improve vision and comfort.

•          Protection Against Further Damage – Regular monitoring can help prevent unnecessary eye rubbing and other habits that can worsen the condition.

Schedule an Eye Exam with Nappanee Family Eyecare Today

Recognizing the early signs of keratoconus is essential for preserving your vision. If you are experiencing any of these symptoms, it is important to schedule a comprehensive eye exam as soon as possible. Early intervention can help slow progression and provide effective management options.

At Nappanee Family Eyecare, we offer advanced diagnostic tools to detect keratoconus and personalized treatment options to support your vision health. Visit our office in Nappanee, Indiana, or call (574) 319-9390 to schedule an appointment today.