Brown marks or stains on teeth can be attributed to various factors. It's important to identify the cause to determine the appropriate treatment
Read MoreBrown marks or stains on teeth can be attributed to various factors. It's important to identify the cause to determine the appropriate treatment
Read MoreThe 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.
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