Because the tooth under the dental crown is still alive, tooth decay or a new cavity can form at the border of the tooth and the crown. This can lead to persistent pain in the area.

The symptoms of a cavity will depend on how large it is and where it is in your mouth. You may not have any symptoms at first. They’ll get worse as the cavity gets larger, including: ...

About 27% of older adults have untreated tooth decay. Dental hygienist Jennifer Geiselhofer treats seniors with silver diamine fluoride, ... Geiselhofer spotted a cavity under one of his crowns.

Tooth decay and infection can cause teeth to become loose and fall out. Missing teeth can affect how you eat and speak. Your other teeth may also shift out of place after you lose a tooth.