Eruption
Are permanent teeth following a reasonable path, or is a tooth delayed, blocked or displaced?
Children’s orthodontic timing
The age-seven orthodontic assessment: an early check, not an automatic treatment start
By about age seven, enough permanent teeth may be present to evaluate developing bite and eruption concerns that are not obvious from the smile alone.
Diagnosis before applianceThis page supports informed questions. It cannot examine you or determine treatment suitability.
The plain answer
The point of an age-seven visit is to identify timing—not to put every child into braces.
The American Association of Orthodontists recommends a first orthodontic check no later than age seven. At that stage, a clinician may be able to see crossbites, eruption problems, severe crowding, harmful habits or jaw-growth concerns while growth remains available.
Many children leave with observation rather than treatment. A useful assessment separates problems that benefit from early action, problems best watched over time and problems that can wait until more permanent teeth erupt.
What matters
Key points before you act
Use these as a decision filter at a real consultation.
Bite
Do the front and back teeth meet normally, or is there a crossbite, open bite or damaging contact?
Growth
Is jaw growth creating a time-sensitive concern that may be easier to manage earlier?
Why mixed dentition reveals useful information
At age seven, children often have a mixture of primary and permanent teeth. That transition allows the provider to evaluate space, symmetry, bite relationships and eruption sequence before all adult teeth are present.
The age is a screening milestone, not a deadline for appliances. A six-year-old with a functional shift may need attention sooner; an eight-year-old with normal development may only need routine review.
What the visit should evaluate
The assessment should look beyond whether the front teeth appear straight. It may consider:
No single photograph, scan or symptom can answer every one of those questions. The treating provider should explain which records are needed, what each record shows and how the findings change the plan.
- facial and jaw symmetry, growth pattern and functional shifts;
- upper and lower arch width, crowding and available space;
- eruption timing, missing teeth, extra teeth or blocked pathways;
- crossbite, open bite, deep bite, overjet and traumatic contacts;
- thumb habits, airway symptoms or other factors that may need coordinated care.
Observation, interceptive care or later comprehensive treatment
Observation can be an active plan with scheduled checks and clear triggers for new records. Interceptive treatment may be considered when a specific problem is expected to worsen or become harder to correct with growth.
Early treatment does not guarantee that a later phase will be unnecessary. Ask what the first phase is intended to accomplish, what it cannot accomplish and how success will be measured.
The appropriate option can change after an examination. Use this comparison to prepare questions, not to self-prescribe treatment.
How Nanaimo parents can prepare
Bring the child’s dental history, information about early or late tooth loss, known habits, breathing or sleep concerns, and any previous radiographs that can be transferred. Do not coach the child to expect braces; frame the visit as a growth and bite check.
For families travelling from North Nanaimo, Cedar, Lantzville or other nearby areas, ask how often observation or treatment visits are expected and whether school-time appointments are likely.
- Note any tooth that has not appeared when its matching tooth has erupted on the other side.
- Mention chewing shifts, jaw noises, speech concerns or teeth hitting the palate.
- Ask what signs should prompt an earlier return between scheduled reviews.
Questions to take to a consultation
- What finding, if any, makes timing important now?
- Is observation a reasonable option, and what exactly are we watching?
- What would early treatment achieve that later treatment may not?
- Would a certified orthodontic specialist assessment add value?
- Could existing dental radiographs be transferred rather than repeated?
Common questions
Questions patients ask
Does every seven-year-old need treatment?
No. The recommendation is for an assessment. Many children are monitored without appliances.
Can a family dentist perform the first screening?
A general dentist can identify concerns and refer. Parents may also seek a specialist orthodontic assessment directly if the office accepts direct requests.
What is two-phase treatment?
It usually means an early phase for a defined developing problem followed, when necessary, by comprehensive treatment after more permanent teeth erupt.
Primary references
Sources used for this guide
External sources can change. Verify current regulatory and product information at the linked publisher.
- When should a child see an orthodontist? ↗American Association of Orthodontists
- Search the BCCOHP public registry ↗British Columbia College of Oral Health Professionals
- Dentist licences and recognized specialties in British Columbia ↗British Columbia College of Oral Health Professionals