When a person's teeth grow in, they may be delayed or not occur at all.
The age at which a tooth comes in varies. Most infants get their first tooth between 4 and 8 months, but it may be earlier or later.
Sometimes, children or adults are missing teeth they never developed. Cosmetic or orthodontic dentistry can correct this problem.
Specific diseases can affect tooth shape, tooth color, when they grow in, or tooth absence. Delayed or absent tooth formation can result from many different conditions, including:
Talk to your health care provider if your child has not developed any teeth by 9 months of age.
The provider will perform a physical exam. This will include a detailed look at your child's mouth and gums. You will be asked questions such as:
An infant with delayed or absent tooth formation may have other symptoms and signs that indicate a specific medical condition.
Medical tests are not often needed. Most of the time, delayed tooth formation is normal. Dental x-rays may be done.
Reviewed By: Ilona Fotek, DMD, MS, Dental Healing Arts, Jupiter, FL. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.