Amblyopia (“Lazy Eye”) – What You Should Know

What Is Amblyopia?

Amblyopia, commonly known as “lazy eye,” is decreased vision in one or both eyes that persists despite wearing glasses and having otherwise normal eye anatomy. It’s the leading cause of vision loss in children, affecting approximately 5% of the pediatric population.

This condition arises when the brain and eyes don’t work together properly—typically during the first decade of life. Instead of processing visual information from both eyes equally, the brain begins to favor one eye over the other. Over time, the underused eye becomes weaker.

The most common causes of amblyopia include:

• Refractive errors like nearsightedness, farsightedness, or astigmatism in one or both eyes

• Strabismus (eye misalignment), where the brain shuts off input from one eye to avoid double vision

• Obstructions like cataracts or a drooping eyelid (ptosis), which block visual stimulation

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How Is Amblyopia Treated?

Treatment is most effective before age 8–10, while the visual system is still developing. The primary method is patching the stronger eye, which forces the brain to use and strengthen the weaker one.

Here’s how patching works:

• Daily patching is required, with the number of hours based on the child’s age, severity of amblyopia, and its underlying cause.

• Patching is done for a “cycle,” typically one week per year of age.

• After each cycle, vision is re-evaluated and the plan is adjusted accordingly.

After age 10, patching usually becomes less effective—but early detection and intervention can lead to excellent outcomes.

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Meet Dr. Keith McCormick

Dr. Keith McCormick is a board-certified pediatric ophthalmologist with over 25 years of experience. Based in Fayetteville, NC, he’s dedicated to the eye health of children from birth to 18 years, as well as adults with strabismus or double vision.

His specialties include:

• Amblyopia

• Strabismus

• Tear duct obstruction

• Refractive errors (nearsightedness, farsightedness, astigmatism)

• Retinopathy of prematurity

• Congenital conditions (glaucoma, cataracts, and genetic anomalies)

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We’re Here to Help

If your child has been diagnosed with amblyopia—or you’re concerned about their vision—early treatment is key.
📞 Call or text (910) 485-3937
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📩 Or contact us directly

Let us help your child see their world clearly.