
When you first got your dental crown a few years ago, you were ecstatic that you could once again enjoy chewing with that tooth without it hurting. Plus, your results looked natural. Recently, though, you looked in the mirror and wondered, “Why is there a black line around my dental crown?” This is a fairly common issue with crowns that are made of porcelain fused to metal. Fortunately, your dentist has ways of solving this problem. Read on to learn where that dark line came from and how your dentist can fix it.
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