Delayed Tooth Eruption in Children: Causes and Treatment

Delayed tooth eruption occurs when teeth emerge significantly later than the expected timeline. A baby tooth is considered delayed if it has not erupted by 12 to 15 months for the first tooth, and a permanent tooth is delayed if it is more than 6 months behind schedule compared to the opposite tooth. While many cases of delayed eruption are simply a variation of normal development, some require evaluation and treatment.

2 min readMedically reviewed contentLast updated March 26, 2026

Key Takeaways

The first baby tooth typically erupts around 6 months, but 4 to 12 months is considered normal.
Delayed eruption of baby teeth is often genetic and may be a family trait.
Permanent tooth eruption is considered delayed if a tooth is more than 6 months behind the corresponding tooth on the opposite side.
Possible causes include genetics, nutritional deficiencies, hypothyroidism, and local obstructions.
An X-ray can determine whether the delayed tooth is present in the jaw and its position.
Treatment depends on the cause and may include observation, removal of obstructions, or orthodontic intervention.

Understanding Delayed Tooth Eruption in Children

Your pediatric dentist can evaluate your child's specific situation and recommend the most appropriate treatment approach. Early intervention and regular dental visits are key to maintaining your child's oral health.

When to Seek Professional Care

If you have concerns about your child's dental health, schedule an appointment with a pediatric dentist. Pediatric dentists complete two to three years of additional training beyond dental school, focusing specifically on the dental needs of infants, children, and adolescents.

Early evaluation allows for timely treatment and better outcomes. Most dental issues are easier and less expensive to treat when caught early.

Find a Pediatric Dentist

Pediatric dentists specialize in the dental care of children from infancy through adolescence. Search by location on My Specialty Dentist to find a pediatric dentist near you.

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Frequently Asked Questions

What should I know about delayed tooth eruption children?

Should I see a pediatric dentist or a general dentist for my child?

A pediatric dentist has two to three years of additional training beyond dental school, specializing in the dental needs of children. For complex issues, anxious children, or children under age 3, a pediatric dentist is generally the best choice. General dentists can handle routine care for older, cooperative children.

How do I prepare my child for a dental visit?

Use positive, simple language about the visit. Avoid words like 'hurt,' 'needle,' or 'shot.' Read children's books about going to the dentist. Schedule the appointment when your child is rested and fed. Bring a comfort item like a stuffed animal.

Will insurance cover this treatment?

Most dental insurance plans and Medicaid programs cover medically necessary dental treatment for children. Coverage details and percentages vary by plan. Contact your insurer for specific coverage information about your child's recommended treatment.

How often should my child see the dentist?

The American Academy of Pediatric Dentistry recommends dental visits every 6 months starting by age 1. Children at higher risk for dental problems may need more frequent visits. Your pediatric dentist will recommend the right schedule for your child.

What if my child is afraid of the dentist?

Dental anxiety in children is common and manageable. Pediatric dentists are trained in behavior management techniques including tell-show-do, distraction, and positive reinforcement. For severe anxiety, sedation options like nitrous oxide or oral sedation are available.