Why does exposed dentin hurt?
Dentin is one of the main components of your teeth. It protects the soft, nerve-filled pulp and in turn is protected by an enamel coating. When the dentin is exposed, it can cause sensitivity or pain when it comes into contact with substances that are hot, cold, sugary or acidic.
Why does my composite filling hurt?
The type of filling your dentist used can also cause sensitivity or discomfort in the tooth. For example, sensitivity is fairly common when a composite resin material is used in the filling and may result from the filling shrinking slightly and creating a gap beneath it.
Does exposed dentin hurt?
Once dentin exposure occurs, you’ll experience sensitivity ranging from mild yet annoying sensations to brief but intense shooting pains.
Can a deep filling cause pain?
An irritated nerve is not uncommon when a deep filling is placed. Irritated nerves can result in inflammation and can cause pain. Your enamel and cementum usually protect the nerve from exposure, but deep fillings can reach the nerve endings and cause uncomfortable, sharp sensations.
What is a deep filling?
Deep filling – If the hole is deep and close to the pulp, the dentist has to place a filling which will be very close to the pulp. If the filling is too close to the nerve, it may get infected slowly. Dentists can’t predict the time frame for the tooth to become infected.
How do you seal exposed dentin?
For total-etch method: Apply a thin coat of adhesive bonding resin (ALL-BOND 3, Part A and B, BISCO), air thin, then light cure for 10 seconds. Block out any undercuts using flowable composite. Apply a thin coat of bonding resin (ALL-BOND 3), air thin, then light cure.
What does it mean when your dentin is exposed?
Dentin becomes exposed when enamel, a strong layer that covers your dentin, wears down or the gum lines recede. Dentin is composed of tiny channels, called dentinal tubules, that connect to the nerves. Dentin exposure usually causes sensitivity or pain since the nerves can be easily stimulated.
What happens if a composite tooth filling is placed incorrectly?
If the composite material is placed incorrectly or in bulk then the composite will shrink enough to either allow a little gap to form around the filling, or it will actually pull the tooth together. Either way the tooth will become sensitive to hot and cold.
What can I do about exposed dentin on my teeth?
If your exposed dentin is caused by teeth grinding, then a dental mouth guard could help protect your tooth enamel. More serious cases may require sealants, dental bonding, or more involved restorative dentistry in order to preserve your teeth. Seek help from a dental professional to find the right treatment for exposed dentin on your teeth.
How long does tooth sensitivity last after a filling?
After receiving a filling, it’s not uncommon to experience sensitivity in that tooth and the surrounding areas. It may feel like a sudden sharp pain or a cold sensation, and this sensitivity can last a few days, maybe even a week.