The grey line you're noticing around the edge of an older dental crown is likely due to the metal base of a porcelain-fused-to-metal (PFM) crown becoming exposed. PFM crowns consist of a metal substructure covered by a layer of porcelain. The grey line typically becomes visible over time for a few reasons, an older crown, a metal crown substructure, gum recession or decay.
Read MoreThe Oral-B Genius 9000 is a highly advanced electric toothbrush designed to provide comprehensive oral hygiene through a combination of innovative technology and features.
Read MorePreventative measures, such as wearing mouthguards during sports, avoiding biting on hard objects, and maintaining good dental hygiene, can help reduce the risk of tooth breakage. If a tooth is broken, cracked, or chipped, it's essential to seek dental care promptly to assess the damage and receive appropriate treatment.
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