Keratoconus is a progressive eye condition that causes the cornea to thin and bulge into a cone-like shape. This distortion can lead to significant vision problems, including increased sensitivity to light, blurry vision, and difficulty seeing at night. If left untreated, keratoconus can progress to the point where glasses or soft contact lenses are no longer effective, and more invasive solutions such as corneal transplants may become necessary. Fortunately, an innovative treatment called corneal cross-linking offers hope for patients seeking to slow or stop the progression of this disease.
 

What Is Corneal Cross-Linking?

Corneal cross-linking (CXL) is a minimally invasive, FDA-approved procedure that strengthens the cornea by increasing the number of collagen cross-links - natural “anchors” within the cornea that help maintain its shape and integrity. The treatment involves applying riboflavin (vitamin B2) eye drops to the cornea, followed by controlled exposure to ultraviolet (UV) light. This combination triggers a biochemical reaction that enhances the cornea’s strength and rigidity.
 

How Corneal Cross-Linking Helps with Keratoconus

Keratoconus progresses as the corneal structure weakens over time, leading to further distortion of the cornea. By strengthening the corneal tissue, corneal cross-linking helps stabilize the shape of the eye and significantly slows, or even halts, the progression of keratoconus.
 

Benefits of corneal cross-linking include:
 

• Slowing or stopping keratoconus progression

• Preserving vision and reducing the need for future surgical interventions

• Delaying or eliminating the need for corneal transplant

• Enhancing the effectiveness of corrective lenses or other treatments when needed

It is important to note that while corneal cross-linking helps prevent further deterioration, it does not reverse the changes already caused by keratoconus. That’s why early diagnosis and timely treatment are critical for the best long-term outcomes.
 

What to Expect During and After Corneal Cross-Linking

Corneal cross-linking is typically performed as an outpatient procedure and takes about 60 to 90 minutes per eye.
 

During the Procedure:
 

• Your eye will be numbed with anesthetic drops to ensure comfort.

• Depending on the technique used, your ophthalmologist may gently remove the outer layer of the cornea.

• Riboflavin drops are then applied to the eye at regular intervals.

• A controlled UV light is directed at the cornea for a specific duration to activate the cross-linking process.

After the Procedure:
 

• You may experience some discomfort, light sensitivity, or a gritty sensation for a few days.

• A bandage contact lens is typically placed to aid healing.

• Your ophthalmologist will prescribe antibiotic and anti-inflammatory drops to reduce the risk of infection and inflammation.

• Vision may be blurry initially but generally stabilizes over the following weeks or months.

Most patients return to normal activities within a week, although complete healing can take longer. Regular follow-up appointments are essential to monitor progress and ensure optimal outcomes.
 

Is Corneal Cross-Linking Right for You?

Candidates for corneal cross-linking are typically individuals who have been diagnosed with keratoconus and show signs of progression. Your ophthalmologist will conduct a thorough examination, including corneal imaging and vision tests, to determine if you're a good candidate for the procedure.
 

If you have been diagnosed with keratoconus, schedule a consultation with North Texas Ophthalmology Associates to learn if corneal cross-linking is the right solution for you. Visit us at www.ntoaeye.com or call us at (940) 240-8400 to book an appointment today.