When should my child first see an orthodontist?

The Australian Society of Orthodontists suggests a first assessment at about age seven, which is earlier than most families expect. Here is what we look for, and what happens if nothing needs doing yet.

Dr Laura Leask18 August 20262 min read
A young girl sitting in the chair, talking with an orthodontist at eye level

Most parents arrive at the same question at the same moment: my child still has baby teeth, so surely it is too early to see an orthodontist. The Australian Society of Orthodontists suggests a first assessment at about age seven, which takes most families by surprise. Here is why that age is useful, and what actually happens if you come in.

Why age seven

By seven, enough adult teeth have arrived for us to see how the jaw is developing and where the rest of the teeth are heading, while there are still years of growth left to work with. That combination is what makes seven a useful age. We can see a problem taking shape, and we can still influence it.

It is worth being clear about what an early assessment is for. In most cases the answer is that nothing needs doing yet. That is not a wasted appointment. It is the difference between watching something and missing it.

What we are looking for

  • A crossbite, where the upper and lower teeth do not meet as they should
  • An underbite, where the lower teeth sit in front of the upper ones
  • Severe crowding, or an adult tooth that has no room to come through at all
  • A thumb or finger habit that is changing the shape of the bite
  • Teeth that are not appearing when their neighbours have
  • A jaw that is noticeably narrow, or that shifts to one side when your child bites together

If something would be easier to fix now

Early treatment is usually short and specific. An expander to widen a narrow upper jaw, a removable plate, or braces on a few front teeth. It is aimed at one problem rather than at straightening everything, and it is often followed years later by a second stage once all the adult teeth are through. There is more on how we approach this on our early treatment page.

If nothing needs doing

Then we say so, and we mean it. We will usually ask to see your child again in a year or two so we can watch how the adult teeth come through, and those reviews are not a commitment to treatment. No child should be started on an appliance to fill a chair.

Do we need a referral?

No. Many of our patients are referred by their family dentist and many book directly, and either is completely normal. If you do have a referral, bring it along with any recent X-rays so we are not repeating imaging your child has already had. What happens at a first visit walks through the appointment itself, start to finish.

Frequently asked questions

Is seven too early for braces?
Seven is the age for an assessment, not usually for treatment. Most children seen at seven need nothing done for several years. The point is to catch the small number of problems that are considerably easier to correct while the jaw is still growing.
My child is already ten or eleven. Have we missed the window?
No. Most orthodontic treatment starts between about eleven and fourteen, once the adult teeth are through, and that is the ordinary path rather than a late one. Seven is the age to have a look, not a deadline.
Does an assessment mean we have committed to treatment?
Not at all. The consultation ends with a written plan and a written quote, and it is yours to think about. Nothing starts until you say so.
Written byDr Laura LeaskSpecialist Orthodontist

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