What’s That Black Line Around Your Crown?

Dental crowns are a reliable restoration that helps give you back the function and appearance of your tooth. It’s like a cap that sits on top of it, but what if you started to notice a black line forming around it? You might not like the appearance this gives, but it’s a relatively common issue with porcelain-fused-to-metal (or PFM) options. Here’s more about this complication forming and what you can do to get rid of it.