A serious infection sometime caused by severe decay. Symptoms include pain and swelling. Root canal therapy is often required.

A dental abscess is a serious infection caused by severe tooth decay, where bacteria infect the dental pulp and create a pocket of pus. Symptoms include severe pain, swelling, and sometimes fever. Root canal therapy or extraction is often required to treat it. Bonding is cosmetic repair, a bridge replaces missing teeth, and filling treats decay before infection sets in.