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Home » What’s New » Understanding the Causes and Risk Factors for Keratoconus | Scleral Lenses in Burlington

Understanding the Causes and Risk Factors for Keratoconus | Scleral Lenses in Burlington

Scleral LensesKeratoconus is a progressive condition in which the eye's cornea gradually thins and bulges into a cone-like shape, resulting in distorted and blurred vision. The condition usually affects both eyes, but one eye may be more affected than the other. 

While the exact cause of keratoconus is unknown, several known risk factors may increase an individual's likelihood of developing the condition.

Call us at Dr.'s Eyecare Scleral Lens and Keratoconus Center in Burlington to schedule an eye exam today.

Is it Genetic?

One of the main risk factors for keratoconus is genetics. Studies have shown that the condition tends to run in families, suggesting that there may be a genetic component to its development. Individuals with a family history of keratoconus are more likely to develop the condition and may do so at a younger age than those without a family history.

Eye Rubbing

Another risk factor for keratoconus is eye rubbing. Individuals who frequently rub their eyes due to allergies or other irritations may be more likely to develop the condition. This is thought to be due to the mechanical stress placed on the cornea during eye rubbing, which can cause the cornea to weaken and bulge over time.

Medical Conditions

Other risk factors for keratoconus include certain medical conditions, such as connective tissue disorders like Ehlers-Danlos syndrome and Down syndrome, as well as certain ocular conditions like retinitis pigmentosa and atopic dermatitis. Chronic eye irritation and inflammation, such as that caused by contact lens wear, may also increase the risk of developing keratoconus.

Why Does Keratoconus Happen?

While the exact cause of keratoconus is unknown, there are several theories as to why the condition occurs. One theory is that it may be due to an imbalance of enzymes within the cornea, leading to the breakdown of collagen and other proteins that help maintain the cornea's structure. Another theory suggests that keratoconus may be caused by chronic inflammation and oxidative stress within the eye, which can damage the cornea over time.

Despite the unknown cause of keratoconus, several treatment options are available to manage the condition and improve vision. These include contact lenses, corneal cross-linking, and in some cases, corneal transplant surgery. Regular eye exams are also crucial for individuals with keratoconus, as the condition can progress rapidly and require prompt intervention to prevent further vision loss.

Call us at Dr.'s Eyecare Scleral Lens and Keratoconus Center in Burlington to schedule an eye exam today.