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How Can I Tell If My Infant Has Vision Problems?

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You watch your baby’s every move, celebrating each smile and milestone. But when it comes to vision, the signs aren’t always obvious. Your infant can’t tell you if something looks blurry or if their eyes feel strained.

You can spot potential vision problems by watching for missed developmental milestones, unusual eye movements, and changes in how your baby responds to visual activities. At Ottawa Vision Therapy, we can catch these signs early in order to give your child the opportunity for proper visual development.

Professional comprehensive eye exams can detect issues that might not be obvious to parents.

Early Warning Signs to Watch for in Your Baby

Your infant’s visual development follows predictable milestones during the first year of life. When these milestones don’t happen on schedule, this might signal a vision problem that needs attention.

Red Flags by Age

Each stage of your baby’s development brings new visual abilities. Here are the signs that they’re not reaching developmental milestones:

  • Birth to 3 months: No response to bright lights or extreme light sensitivity
  • 3-4 months: Eyes don’t follow moving objects or faces
  • 4-6 months: No eye contact or visual tracking of toys
  • 6-12 months: Constant eye rubbing or excessive tearing

If you notice any of these problems, consider paying a visit to your optometrist.

Physical Signs That Need Attention

Sometimes vision problems show up as visible changes in your baby’s eyes. These physical signs often indicate conditions that respond well to early treatment. Common examples include:

  • One or both eyes turn inward, outward, up, or down
  • Eyes that don’t move together when tracking objects
  • Cloudy or white appearance in the pupil
  • Droopy eyelids that cover the pupil
  • Excessive tearing or discharge

Keeping track of key vision milestones can help you track your baby’s development month by month.

Simple Tests You Can Do at Home

While you can’t replace professional eye care, you can still monitor your baby’s visual development between doctor visits.

The Flashlight Test

This simple test can reveal alignment problems with an infant’s vision. Use a small flashlight and shine it gently toward your baby’s eyes from about 2 feet away.

Both eyes should blink or show a pupil response, and the light from the flashlight should be reflected at the same spot in both pupils. If this isn’t the case, your baby’s eyes might not be working together properly.

Tracking & Focus Checks

Your baby’s ability to follow objects and make eye contact shows how well their visual system is developing:

  • Move a colorful toy slowly from side to side at 12 inches away
  • Determine whether both of your baby’s eyes follow the movement together
  • Check if your baby reaches for objects within their grasp
  • Notice if your baby makes eye contact during feeding or play

If your baby hasn’t developed these skills during the normal developmental period, you should consider visiting a professional.

When Vision Problems Impact Development

Vision issues in infancy can affect more than just sight—they can also influence your baby’s overall development and learning abilities as they grow.

Delayed Milestones to Monitor

Your baby uses vision to learn about their world and develop motor skills. When vision problems interfere with motor learning, various problems can arise. These include:

  • Not reaching for toys or objects by 6 months
  • Difficulty with hand-eye coordination activities
  • Seeming clumsy or bumping into things as they start moving
  • Avoiding activities that require visual focus

Behavioral Changes That May Signal Problems

Babies often develop ways to cope with vision problems. If you notice any of the following behaviours, it’s possible that your child have have vision issues:

  • Tilting their head consistently to one side when looking at objects
  • Covering or closing one eye frequently
  • Showing unusual sensitivity to light
  • Appearing startled by movements that they should see coming

Common Infant Vision Conditions

Several eye conditions can develop during infancy, but many respond well to early treatment like vision therapy when caught in time.

Lazy Eye (Amblyopia)

This condition happens when one eye doesn’t develop normal vision, causing the brain to favour the stronger eye.

Amblyopia responds better to treatment when caught before age 2, making early detection important for your child’s visual future. 

Eye Turn (Strabismus)

Strabismus is a condition where the eyes don’t line up with each other. In other words, one eye is turned so that it doesn’t face the same direction as the other eye. Sometimes, strabismus is constant (one eye is always turned), while other times it comes and goes (one eye is sometimes turned, and sometimes properly aligned).

Strabismus can affect depth perception and may lead to double vision if left untreated. The good news is that many cases respond well to vision therapy when detected early.

Professional Care & Treatment Options

Your observations at home are valuable, but only a trained eye care professional can properly assess your infant’s visual development.

At Ottawa Vision Therapy, we offer comprehensive pediatric eye exams that can identify problems with a child’s visual development. Our optometrists and vision therapists can help children with learning difficulties, amblyopia, strabismus, and other vision conditions. 

If you’re concerned about your baby’s vision, book an appointment with our team today.

Written by Dr. Kirsten North

Dr. North has been practicing at Merivale Vision Care since 1992, after graduating from the University of Waterloo School of Optometry.

Dr. North enjoys getting to know her patients in order to better meet their visual needs. Dr. North is very passionate about the profession of optometry and has spent many hours advancing the profession through positions on both the Ontario Association Board of Optometrists and the Canadian Association of Optometrists Board of Governors and the Canadian Association of Optometrists Council. Dr. North was the president of the Canadian Association of Optometrists from 2009–2011. Since 1992, Dr. North has made Ottawa her home, where she enjoys her free time with her 2 lovely daughters.

In 2015, Dr. North opened Ottawa Vision Therapy, a space dedicated to helping those with vision issues that affect learning, reading, attention, and day-to-day living.

We are equipped and ready to provide comprehensive binocular vision assessments, pediatric and special needs examinations. We also offer learning disability/visual perceptual evaluations, traumatic brain injury/concussion examinations, sports vision evaluation, and in-office vision therapy, also known as vision training or orthoptics.

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