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Dr. Hall,
I had a root canal re-treatment on my front tooth 3 weeks ago, by an endodontist specialist. I had the tooth checked just over a week ago and although I was still having pain around the tooth, he said that there was no swelling and it would all settle down. However, it is still very sore and sometimes the gum throbs, particularly if I am active, which surely tells me there is inflammation still. I am unable to take ibuprofen or aspirin and take paracetamol when needed.
I had gum swelling around the tooth before the root canal re-treatment, which was treated by erythromycin and this was finished about a week before the treatment was completed.
My question is what should I do next? It does not seem to be settling and I am worried if the bone around the tooth is infected and if it could spread. Should I wait more time to see if settles or see if the dentist will prescribe more antibiotics?
– Diane from Ashfield, UK
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Diane,
It doesn’t look good for your front tooth. Your instincts are correct – after three weeks it should be feeling better. Am I correct in assuming there is no improvement in the tooth? Residual tenderness in a tooth after any root canal work isn’t that unusual, but there should at least be some gradual improvement which you should be able to notice after three weeks.
I would not do any more antibiotics. Antibiotics won’t get at the source of the infection in a tooth – they only assist your body in fighting off the infection. Yes, the tooth would feel better for a while but then when you quit taking the antibiotics, since you haven’t eliminated the source, the pain will come back and now you will have an antibiotic-resistant infection.
There is no significant risk of the infection spreading at this point. You aren’t having an increase in pain, from what you are saying, and there isn’t any serious swelling.
Something is still wrong with the tooth that wasn’t fixed with the root canal re-treatment. Re-treatments don’t always work and it appears that yours isn’t. After initial root canal failure, which you experienced, the chances for success for re-treatment are somewhere in the range of 50-80%, depending on the nature of the problem that led to the failure.
The way antibiotics were used in your case seems strange to me. You said you had erythromycin before the treatment, and this was finished a week before doing the re-treatment. That would just give the infection a chance to come back before starting the re-treatment. If antibiotics were needed, I would have started them, done the re-treatment after they had taken effect, and then continued the antibiotics for a couple of days afterward. I just mention that because it’s strange – that’s not why your tooth isn’t getting any better.
Your options at this point are limited. You could have root canal surgery, but I’m skeptical about the chances for success of that treatment in your case, since, based on what you’re telling me, your endodontist isn’t inspiring me with a lot of confidence. You could maybe try that if you get outside your UK National Health Service. Your other option would be to have the tooth extracted and then replaced with whatever options they give you in the UK.
Dr. Hall
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About David A. Hall
Dr. David A. Hall was one of the first 40 accredited cosmetic dentists in the world. He practiced cosmetic dentistry in Iowa, and in 1990 earned his accreditation with the American Academy of Cosmetic Dentistry. He is now president of Infinity Dental Web, a company in Mesa, Arizona that does advanced internet marketing for dentists.