Root Canal Treatment: When to Seek Urgent Dental Care - Dentistry

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Root canal treatment


Hello, Doctor.
I would like to ask about my situation.
I had my upper right seventh permanent tooth extracted on August 25, and on September 7, I underwent root canal treatment on my lower right fourth permanent tooth.
After the procedure, it was only temporarily filled with a material, and I am scheduled to return for further filling treatment on September 26.
However, on the night of September 8, I began to feel a tingling and pressure sensation in the tooth that had the root canal.
By the morning of September 9, the pain became more pronounced, and my face is slightly swollen.
Pressing on the gums near the root canal site causes pain.
I have been taking acetaminophen and ibuprofen for pain relief, but it only lasts about 3-4 hours.
Since there is still some time until my follow-up appointment, I would like to know if this is serious.
Should I contact the office to arrange an earlier visit? Thank you, Doctor.

Zhong Fei, 30~39 year old female. Ask Date: 2022/09/10

Dr. Lin Jiayong reply Dentistry


Hello: It is advisable to call the clinic first and inform them about the swelling and pain, as well as the quick wearing off of the pain medication.
Inquire if it is possible to arrange an earlier examination to check for any bacterial infection at the extraction site.

Reply Date: 2022/09/10

More Info


It sounds like you are experiencing significant discomfort following your recent dental procedures, particularly after the root canal treatment on September 7th. The symptoms you describe—pain, swelling, and sensitivity in the area of the treated tooth—are concerning and warrant careful consideration.

First and foremost, it is important to understand that after a root canal procedure, some discomfort is normal as the area heals. However, the symptoms you are experiencing, especially the increasing pain and facial swelling, suggest that there may be complications such as an infection or inflammation in the surrounding tissues. The fact that you are relying on pain medications like acetaminophen and ibuprofen for relief, and that their effects are short-lived, indicates that your condition may not be improving as expected.

In general, if you experience any of the following symptoms after a root canal treatment, it is advisable to seek urgent dental care:
1. Severe Pain: While some discomfort is expected, severe pain that does not subside with over-the-counter pain medications is a red flag.


2. Swelling: Noticeable swelling in the face or gums, especially if it is increasing, can indicate an infection that may require immediate attention.

3. Fever: A fever accompanying dental pain can suggest a systemic infection that needs to be addressed promptly.

4. Pus or Discharge: Any discharge from the gums or the site of the root canal is a sign of infection and should be evaluated by a dentist.

5. Difficulty Opening Mouth or Swallowing: This could indicate a more serious infection that may require immediate intervention.

Given your symptoms of increasing pain and facial swelling, it is advisable to contact your dentist as soon as possible to discuss your situation. They may recommend an earlier appointment to evaluate the condition of the tooth and surrounding tissues. It is crucial to address any potential infection early to prevent further complications, such as the spread of infection or the need for more invasive treatments.

In the meantime, continue taking your pain medications as directed, and consider applying a cold compress to the outside of your cheek to help reduce swelling. Avoid any hard or chewy foods that might exacerbate the pain, and maintain good oral hygiene to prevent further irritation.

In summary, while some discomfort is expected after a root canal, your current symptoms suggest that you may be experiencing complications that require prompt dental evaluation. Do not hesitate to reach out to your dentist for guidance and to potentially schedule an earlier visit. Your oral health is important, and timely intervention can help ensure the best possible outcome.

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