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    Alan Carr, D.M.D.

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Question

Discolored baby teeth: A cause for concern?

Our 8-month-old son is just starting to get his first baby teeth, and they seem discolored. Should we be concerned?

Answer

from Alan Carr, D.M.D.

Baby teeth, also called primary teeth, are typically off-white or ivory. Baby teeth can become discolored for many reasons, including:

  • Inadequate brushing. If baby teeth aren't brushed properly, bacteria (plaque) may form on the teeth — which can lead to tooth discoloration.
  • Medication use. Infant medications containing iron, such as supplemental vitamins, may cause dark stains on baby teeth. Taking the antibiotic tetracycline during pregnancy can cause discolored baby teeth, too.
  • Tooth or gum injury. Trauma to baby teeth or gums may give baby teeth a pink or gray tint.
  • Weak enamel. A genetic problem with enamel formation may lead to discolored baby teeth.
  • Excessive fluoride. Too much fluoride (fluorosis) may cause bright white spots or streaks on the teeth.
  • Newborn jaundice. A baby who develops jaundice after birth may have baby teeth with a green tint.
  • Serious illness. A widespread infection during infancy may result in discolored baby teeth. Conditions such as newborn hepatitis and some types of heart disease can have the same effect.

If the discoloration is caused by inadequate brushing, more thorough brushing — using water and a small, soft-bristled toothbrush or the fingertip variety designed for infants — is likely to help. There's no need to use toothpaste until your child learns to spit, usually about age 2 or 3.

If your child drinks from a bottle, remember that sipping milk or juice throughout the day or while falling asleep may lead to tooth decay. Don't let your child carry a bottle during the day, and don't put your baby to bed with a bottle — unless it contains a small amount of plain water.

In other cases, treatment options may include bleaching the discolored teeth or simply watching the teeth for signs of other problems. Discuss your concerns about your son's baby teeth with his doctor. He or she may offer a referral to a pediatric dentist.

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References
  1. Early childhood tooth decay (baby bottle tooth decay). American Dental Association. http://www.ada.org/public/topics/decay_childhood_faq.asp. Accessed Jan. 15, 2008.
  2. Teething. American Dental Association. http://www.ada.org/public/topics/teething.asp. Accessed Jan. 15, 2008.
  3. Grossman LK. Dental stains. In: McInerny TK, et al. American Academy of Pediatrics Textbook of Pediatric Care. Elk Grove Village, Ill.: American Academy of Pediatrics; 2009:1437.
  4. Interim guidance on fluoride intake for infants and young children. American Dental Association. http://www.ada.org/prof/resources/positions/statements/fluoride_infants.asp. Accessed Jan. 15, 2009.
  5. Abrams RG, et al. Common oral and dental emergencies and problems. Pediatric Clinics of North America. 1982;29:681.

AN01056

April 18, 2009

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