HomeAnswersEndodontistroot canal treatmentWhat is the reason for recurrent sensitivity in the root canal-treated tooth?

Can you look at my RCT X-ray and tell me if an infection is still present?

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The following is an actual conversation between an iCliniq user and a doctor that has been reviewed and published as a Premium Q&A.

Medically reviewed by

iCliniq medical review team

Published At August 31, 2017
Reviewed AtJune 5, 2023

Patient's Query

Hello doctor,

Two months ago, I had a root canal done on a lower molar by a general dentist. I have put off getting a crown on it for now to evaluate its healing. Last week, I noticed hot food causes a sensitive feeling coming from that area whereas the week before, I had pain in my jaw area. I am not sure if it was caused by the wisdom tooth, root canal or me grinding my teeth at night as they are all on the same side. I have X-rays of when the root canal was done and the more recent one that was taken after. I am not sure if the infection is still visible from the X-ray. Do I need another re-root treatment? Any thoughts on the X-ray? I have noticed that the darkness around that tooth is still visible. Does that mean the infection is still present?

Answered by Dr. Naveen Thomas

Hello,

Welcome to icliniq.com.

I have seen the files and gone through them (attachment removed to protect patient identity). The two mesial roots are not properly filled to the tip but there does not seem to be any infection at the apex. I suggest you wait for a few more weeks. Are the sensitivity and pain directly below the treated tooth? It seems you have an infection at the wisdom tooth too, which has to be surgically removed first. After removing it, if the pain still occurs, get one more X-ray done.

Patient's Query

Hello doctor,

I have been to a few dentists regarding my wisdom tooth and this is the first time I heard that my wisdom tooth could be infected. May I ask the reason why you say my wisdom tooth is infected? One dentist has advised that it is close to my main nerve in the jaw and could be a very complicated surgical process. So, I have some worries. Does the dark line or darkness around the root of the treated tooth not indicate some infection? I was looking for completely no dark line around the tooth to be able to say it has fully healed.

Answered by Dr. Naveen Thomas

Hello,

Welcome back to icliniq.com.

This X-ray clearly shows infection along the mesial root of the root canal treated tooth and also some infection of the wisdom tooth. You should definitely get the mesial roots re-treated.

Same symptoms don't mean you have the same problem. Consult a doctor now!

Dr. Naveen Thomas
Dr. Naveen Thomas

Dentistry

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