Nashville dentist Dr. Matt McGee discusses dental amalgam and how and why it is sometimes replaced. Dental amalgam fillings often last for many years, but they may need to be replaced when they begin to break down, and leak. This is an informational video about how some dental amalgam fillings can leak and develop cavities underneath them and weaken the tooth. These fillings may need to be replaced before they hurt or have any symptoms. Please note that any fillings replaced in this video were replaced due
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