Tooth Pain: Causes, Treatments, and Prevention Tips - Dentistry

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Toothache


Hello, doctor.
I previously had some pain in my upper left second molar.
Initially, it was manageable, but the pain worsened over the next day.
The following day, the pain was less intense, so I decided to see a dentist for safety.
The dentist took an X-ray and found no issues with the tooth.
The dentist mentioned that the previous filling was deep and close to the nerve, and after a few days, the pain subsided.
However, in the past few days, my upper right tooth has started to hurt, and the pain feels exactly the same as before.
This tooth has also been filled in the past.
I would like to ask: 1.
Is it common for filled teeth to experience pain like this? (It hurts when touched and I can't chew on it.) 2.
I brush my teeth three times a day, but I still have cavities (four times in the last six months).
Are there any methods to prevent cavities?

A Li, 10~19 year old female. Ask Date: 2021/08/12

Dr. Zeng Guanghui reply Dentistry


1.
If a filled tooth has decayed deeply, even though it has been restored, the filling may be very close to the dental pulp.
Sometimes, exposure to hot or cold stimuli or biting down on hard objects can irritate the dental nerve, potentially leading to pulpitis and pain.

2.
In addition to brushing, it is recommended to use dental floss to clean between the teeth to ensure thorough oral hygiene and prevent cavities.
Dr.
Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.

Reply Date: 2021/08/12

More Info


Tooth pain can be a distressing experience, and understanding its causes, treatments, and prevention strategies is crucial for maintaining oral health. Based on your description, it seems you are experiencing recurring pain in your upper molars, which may be linked to previous dental work, such as fillings that are close to the nerve or other underlying issues.


Causes of Tooth Pain
1. Dental Work: Fillings, especially those that are deep and close to the nerve, can sometimes cause sensitivity or pain. This is often due to inflammation of the pulp (the innermost part of the tooth containing nerves and blood vessels) or irritation from the dental materials used. If the filling is too high, it can also lead to discomfort when biting down.

2. Cavities: If you are experiencing multiple cavities despite regular brushing, it may indicate that your oral hygiene routine needs adjustment or that there are other factors at play, such as diet or genetic predisposition to tooth decay.

3. Gum Disease: Inflammation of the gums can also lead to tooth pain. If the gums are not healthy, they can recede and expose the roots of the teeth, leading to sensitivity and pain.

4. Bruxism: Grinding your teeth, often unconsciously during sleep, can lead to tooth pain and sensitivity. This can wear down enamel and lead to cracks or fractures in the teeth.

5. Sinus Issues: Sometimes, pain in the upper teeth can be referred pain from sinus infections or sinusitis, as the roots of the upper teeth are close to the sinus cavities.


Treatments for Tooth Pain
1. Pain Management: Over-the-counter pain relievers, such as ibuprofen or acetaminophen, can help manage pain temporarily. However, they do not address the underlying cause.

2. Dental Evaluation: Since your dentist has already taken X-rays and found no issues, it may be beneficial to seek a second opinion if the pain persists. A different dentist might have a fresh perspective or suggest further diagnostic tests, such as a 3D cone beam CT scan, to look for issues not visible on standard X-rays.

3. Root Canal Treatment: If the pain is due to pulpitis (inflammation of the pulp), a root canal may be necessary to remove the inflamed tissue and relieve pain.

4. Adjustments: If the filling is too high, your dentist can adjust it to relieve pressure when biting.

5. Gum Treatment: If gum disease is present, professional cleaning and possibly scaling and root planing may be necessary to restore gum health.


Prevention Tips
1. Oral Hygiene: Continue brushing twice a day with fluoride toothpaste and flossing daily. Consider using an antibacterial mouthwash to help reduce plaque buildup.

2. Dietary Changes: Limit sugary snacks and beverages, as they contribute to tooth decay. Instead, focus on a balanced diet rich in fruits, vegetables, whole grains, and dairy products.

3. Regular Dental Visits: Schedule regular check-ups and cleanings every six months. Your dentist can catch potential issues early before they become painful.

4. Fluoride Treatments: Ask your dentist about professional fluoride treatments or sealants, which can provide additional protection against cavities.

5. Addressing Grinding: If you suspect bruxism, discuss it with your dentist. They may recommend a night guard to protect your teeth from grinding.

6. Hydration: Drink plenty of water, especially fluoridated water, to help wash away food particles and bacteria.

In summary, while it is not uncommon to experience pain in previously filled teeth, persistent pain warrants further investigation. By maintaining good oral hygiene, making dietary adjustments, and seeking regular dental care, you can significantly reduce your risk of cavities and tooth pain. If your symptoms continue, do not hesitate to consult your dentist for a thorough evaluation and tailored treatment plan.

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