When decay destroys enamel, the resulting space is called a cavity. Left untreated, the decay will eventually cause extensive damage to the tooth, and potentially cause the root to be infected. However, if the cavity is caught early, it may be treated with a filling.
Teeth with cavities may be treated with composite (white fillings), gold, or porcelain. Depending on the condition of the tooth, we would review the best options with you.