Why is there a black line around my filling?

Why is there a black line around my filling?

When fluids leak underneath a filling, staining and decay may develop. Leakage may appear as a dark line around the edge of the filling or a dark area underneath the filling itself. White fillings may turn a darker color over time from smoking, drying out or exposure to high staining foods or drinks.

Is a black line a cavity?

At first, these stains may seem like cavities, but they’re not. They’re also not normal tooth discoloration related to foods and beverages. These black lines on teeth are actually just a form of tartar, also called dental calculus.

Do cavity fillings look black?

The silver (amalgam) fillings that were used for many years contained a mixture of metal alloy containing, silver, tin, copper and mercury. As with many metals that are exposed to a wet environment they will begin to break down and oxidize, often times turning black.

Can tooth fillings deteriorate?

Filling falling out – if a filling is old, or the tooth has decayed or fractured, it may fall out. You can lose a new filling if the cavity wasn’t thoroughly cleaned out and prepared, or there was biting and chewing trauma to the tooth. Fillings, like a natural tooth, can deteriorate over time.

What can ruin fillings?

What Causes Dental Filling Damage?

• Exposure to temperature fluctuations: Exposure to changes in temperature, like eating hot food and immediately drinking ice water, can cause silver amalgam fillings to expand and contract.
• Biting forces: Biting and chewing foods puts great pressure on the teeth and dental restorations.

What can damage fillings?

Factors that can trigger tooth sensitivity after a filling include: cold foods or drinks, such as ice cream, popsicles, or beverages with ice. hot drinks, such as coffee or tea. air hitting the tooth, such as when breathing through the mouth, which may be worse with cold air.

What does a leaky filling mean?

A leaky filling is a filling that doesn’t fit snugly against your tooth on all sides. The technical term for it is microleakage. Any gaps between the filling and your tooth allow saliva, bacteria, and food particles to enter.

What does a leaky filling taste like?

One of the most likely causes of a metal taste in the mouth is a loose filling. An old filling made of metal can become loose and you will have a metallic taste in your mouth. It is important to have this taken care of as soon as possible.