Can You Bite Hard Foods After Root Canal Treatment? Risks Explained

Root fracture

Hello, I would like to ask if a tooth that has undergone root canal treatment and has been fitted with a crown and post can bite hard objects? Today, I accidentally bit down on something hard (I clearly felt it when I bit down, and the sensation seemed to reach the gums).
I'm concerned about whether this could lead to a root fracture.
If a root fracture occurs, will the tooth be noticeably loose or painful? Currently, I am abroad and unable to see a doctor.

Lily, 20~29 year old female. Ask Date: 2017/11/20

Dr. Zeng Guanghui reply Dentistry

If you have undergone root canal treatment and have had a post and crown placed, experiencing noticeable sensations when biting down on hard objects may indicate inflammation around the crown or a possible fracture in the tooth itself.
If the fracture is significant enough to cause the tooth to break, you may experience noticeable mobility or pain.
It is advisable to consult a dentist for further examination.

Reply Date: 2017/11/20

More Info

After undergoing root canal treatment, especially when a crown and post have been placed, many patients wonder about the safety of biting hard foods. The short answer is that while it is generally safe to bite into hard foods after such treatments, caution is advised.
Root canal therapy involves the removal of the tooth's nerve and pulp, which can lead to a reduction in the tooth's sensitivity. However, the tooth still retains its structural integrity and can function normally. Once a crown is placed, the tooth is reinforced, allowing it to withstand normal chewing forces. However, biting into particularly hard substances can still pose risks, especially if the tooth has been weakened due to extensive decay or previous treatments.

If you accidentally bite down on something hard and feel a significant sensation that travels to the gums, it could indicate a few potential issues. One possibility is that the crown or the tooth itself may have sustained a crack or fracture. If the fracture is severe, it could lead to root fracture, which is a more serious condition. Symptoms of a root fracture can include noticeable mobility of the tooth, pain when biting or chewing, and sometimes swelling in the surrounding gums.

In the case of a root fracture, the tooth may not only feel loose but can also become painful, especially when pressure is applied. If you experience these symptoms, it is crucial to seek dental care as soon as possible, even if you are currently abroad. Delaying treatment can lead to further complications, including infection or the need for extraction.

If you are unable to see a dentist immediately, monitor the tooth for any changes. Avoid using it for chewing until you can get a professional evaluation. Over-the-counter pain relief may help manage discomfort, but it is not a substitute for professional care.

In summary, while it is generally safe to bite into hard foods after root canal treatment with a crown, caution is necessary. If you experience any unusual sensations or pain after biting something hard, it is essential to seek dental advice as soon as possible to prevent further complications. Remember, maintaining good oral hygiene and regular dental check-ups can help ensure the longevity of your treated tooth.

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