Juvenile Hallux Valgus: The Bunion That Starts in Childhood and Adolescence

We almost always associate bunions with adulthood. Yet juvenile hallux valgus can appear much earlier, during growth, in a child or adolescent. Often, it’s a parent who first notices a bump forming at the base of the big toe or a toe that’s starting to point toward its neighbor.

When the deformity affects a young person, questions come quickly. Is it serious? Does it come from shoes? Should we wait until growth is complete? Should we operate? The answers aren’t the same as for adults, because a growing foot doesn’t behave like a mature foot.

At Médecine podiatrique du Plateau, at AGORA in Gatineau, the evaluation of a bunion in a young person always starts with one thing: understanding why it appears, not just calming the visible symptom. This article covers what a parent benefits from knowing, from the first signs to care options.

Written by Dr. Émile Carrier, podiatrist (OPQ 19019), Médecine podiatrique du Plateau, AGORA, Gatineau.

What Is the First Sign of Hallux Valgus in Children?

The first sign: a bump that develops during growth. The first sign of hallux valgus is rarely pain. It’s first a bump that appears on the inner edge of the foot, at the base of the big toe. In a young person, it can remain subtle for a long time. The big toe starts to deviate slightly toward the second toe, the skin over the bump reddens when it rubs in the shoe, and the child rarely or not at all complains of discomfort after a long day or after sports.

At what age does it start? Juvenile hallux valgus most often appears in adolescence, during growth spurts, but earlier forms also exist. Just because the deformity starts early doesn’t mean it’s necessarily severe. It can progress slowly, through small changes that are only noticed when comparing old photos or old shoes.

What distinguishes the young person from the adult is that the foot is still developing. The bones are growing, the joints are often more flexible, and the deformity is frequently more mobile—meaning the big toe can still be repositioned by hand, at least initially.

What changes	Growing foot (young)	Mature foot (adult)
The bones	Growth plates still open, bone continues to form	Growth complete
The deformity	Often more flexible, big toe can still be repositioned by hand initially	Often more established
First-line options	Shoes, custom orthotics if pronation present, exercises, monitoring	According to evaluation
Surgery	Generally postponed until skeletal maturity	Discussed according to severity and discomfort

When to consult? As soon as a bump develops and doesn’t go away, it’s worth having the foot evaluated. There’s no need to wait for pain. Many parents wait precisely for pain before consulting, which is understandable, but a progressing bump deserves professional attention before shoes become a daily problem. An examination allows us to determine where the deformity stands before taking action.

Signs that warrant evaluation: a growing bump, a big toe that deviates more and more, recurring redness at the friction point, shoes that wear asymmetrically, or a young person who avoids certain activities because of discomfort.

What Causes a Bunion in a Young Person?

What causes a bunion in a young person. What causes a bunion? In children and adolescents, the answer often surprises parents: it’s not primarily the shoes. The most important factor is heredity. The shape of the foot, the orientation of the first metatarsal, the flexibility of the ligaments: all of this is passed down in a family. A young person whose parent has a bunion is more likely to develop one in turn.

Next comes foot mechanics. Many young people with hallux valgus have a foot that collapses inward when they walk, what we call pronation. This collapse changes how the load passes through the forefoot with each step. The big toe, instead of pushing straight ahead, is pushed sideways, and the joint at its base undergoes repeated pressure in a direction it’s not designed to go.

This is where biomechanics becomes concrete. The metatarsophalangeal joint (the joint between the foot bone and the first phalanx of the big toe) bends with each stride. When it bends incorrectly, day after day, the movement eventually deforms its position. Repeated thousands of times per day, this improper loading leaves its mark.

Shoes play a secondary role. A shoe that’s too narrow or too pointed can accelerate a tendency that already exists, especially in a young person whose foot is growing quickly and who sometimes wears shoes that have become too small without complaining. But the shoe doesn’t create the bunion: it pushes on already predisposed ground.

In young people, one final element comes into play: the growth plates are still open. The bone continues to form. This means the deformity can progress as long as growth isn’t complete, but also that foot mechanics are worth addressing during this window, when the foot is still being built. This is also why we emphasize the importance of early detection of abnormalities in children’s feet.

Why Is Juvenile Bunion So Poorly Understood?

Why the subject is rarely discussed. The forefoot carries its share of misconceptions, and juvenile bunions are no exception. Moreover, a bump on the big toe isn’t always hallux valgus: it’s sometimes confused with hallux rigidus, another big toe problem.

First confusion: believing that a bump in a child will straighten itself out as they grow. Once hallux valgus is established, the deviated bone doesn’t return straight without intervention. We can slow its progression and reduce discomfort, but the bump itself doesn’t “go away” like a bruise.

This is actually the question we hear most: how do you get rid of a bunion? Honestly, no insole, no exercise, and no device makes the bony deformity disappear. What we can do is act on the mechanics that sustain it, relieve pressure points, prevent, and monitor progression. In a young person, it’s precisely this early work that matters most.

Second confusion: thinking you have to wait until growth is complete to do anything. It’s the opposite. We generally don’t operate on a foot that’s still growing, that’s true, but the growth period is the right time to evaluate mechanics, adjust shoes, and, when indicated, correct pronation with orthotics. Waiting passively means missing the window when support has the most effect.

Third confusion: reducing the bunion to a cosmetic issue. The bump is visible, so it’s judged cosmetic. But a progressing hallux valgus changes the distribution of loads across the entire forefoot. Over the years, it can lead to corns, pain under neighboring toes, or difficulty walking.

Who Should You Consult for a Bunion in a Young Person?

How we evaluate and support a young person at the clinic. Who should you consult for a bunion? The podiatrist is the professional trained to evaluate, diagnose, and establish a plan for hallux valgus, in adults as well as young people. At Médecine podiatrique du Plateau clinic, the team includes Dr. Sandra Gendron, Dr. Émile Carrier, and Dr. Stephen Davis, podiatrists.

The evaluation doesn’t start with the bump. It starts with questions: how long the bump has been there, whether there are bunions in the family, what shoes the young person wears, what activities they do, and whether discomfort limits anything in daily life.

Then comes the examination. The podiatrist observes the foot at rest and in motion, checks the flexibility of the joint, evaluates pronation, and looks at how the load is distributed during walking. An X-ray usually completes the picture when precise measurement of the deviation angle is needed to monitor progression and verify the state of the growth plates. The clinic has on-site digital radiography and musculoskeletal ultrasound to support diagnosis.

The evaluation of a bunion in a young person follows these steps:

1. questions: how long, bunions in the family, shoes, activities, daily discomfort;
2. examination of the foot at rest and in motion, joint flexibility, and pronation;
3. load distribution during walking;
4. X-ray when needed, to measure the deviation angle and check growth plates;
5. age-appropriate plan, then monitoring over time.

Once the picture is clear, the plan is adapted to the young person. In children and adolescents, options are primarily non-surgical:

• shoe recommendations: wide toe box, soft material, size rechecked regularly because the foot is growing;
• custom-made plantar orthotics when pronation sustains the deviation, to correct foot mechanics during growth;
• toe spacers or protectors that improve comfort in the shoe, without correcting the underlying deformity;
• exercises to strengthen and mobilize the foot;
• monitoring over time, to see how the deformity progresses with growth.

When to Operate on a Bunion in a Young Person?

And surgery? We generally save it for later. Operating on a bunion on a foot still growing increases the risk of the deformity returning, because the bone continues to form. This is why the procedure is most often postponed until skeletal maturity, except in particular situations. When it becomes relevant, the podiatrist can refer the young person to a podiatrist with post-doctoral training in bone surgery or, through the family physician, to an orthopedic surgeon.

As for how long recovery takes after bunion surgery, it depends on the technique used and the severity corrected. Return to activities is planned case by case with the operating professional. There’s no single number that applies to everyone.

Should You Have Your Child’s Foot Evaluated Quickly?

Have your child’s foot evaluated quickly. A bunion that starts in a young person isn’t an emergency, but it’s not something to ignore hoping it will straighten itself out either. The earlier the mechanics are evaluated, the more the growth window can be put to use.

If you’ve noticed a bump at the base of your child’s big toe or a toe that’s starting to deviate, an evaluation allows you to know where the deformity stands and what’s worth doing now. Appointments are often available on short notice.

A care plan is established after evaluation, adapted to your child’s age and foot.

Frequently Asked Questions About Juvenile Hallux Valgus

What is the first sign of hallux valgus?

A bump that appears on the inner edge of the foot, at the base of the big toe, often before any pain. The big toe starts to deviate toward the second toe and the skin reddens where it rubs in the shoe.

At what age does hallux valgus generally start?

The juvenile form most often appears in adolescence, during growth spurts, but earlier forms exist. Heredity and foot mechanics matter more than shoes in young people.

How do you stop early hallux valgus?

You can’t erase the bony bump, but you can slow its progression: appropriate shoes, custom orthotics when pronation is involved, exercises, and monitoring. In a young person, acting early during growth has the most effect.

When to operate on a bunion?

In a young person, surgery is generally postponed until skeletal maturity, because operating on a growing foot increases the risk of recurrence. The decision is made after evaluation, according to severity and discomfort.

To Learn More

• Hallux Rigidus or Hallux Valgus: Two Big Toe Problems
• Does My Child Really Need Plantar Orthotics?
• Children’s Feet: Detect and Correct Early

Make an appointment: podiatreplateau.com/nous-joindre/

819 800-1212 | AGORA, Gatineau

Results vary according to the condition of each person.