Root Canal Treatment

Root canal treatment is done to save a tooth that is severely decayed or infected. In this procedure, nerves and blood vessels present in the pulp of the tooth are removed, and the pulp chamber is filled with a biocompatible material.

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Why is my root canal treated tooth sensitive to hot water?

Query: Hi doctor, I had a pulp infection and went for root canal treatment for a lower left side tooth before three to four days. The procedure was done well and the pain in my tooth is all gone. However, since yesterday the root canal treated tooth became sensitive to hot water though I did not have this...  Read Full »

Dr. Bharat Joshi

Answer: Hello, Welcome to There is always a post-operative sensitivity after an RCT (Root canal treatment). There are many reasons for that, including a post-operative infection, trauma during eating, or dislodgement of temporary restoration, and the most probable being a biting pressure. I w...  Read Full »

My toothache is severe, but I am scared of extractions. What can I do to relieve the pain?

Query: Hi doctor, I had severe toothache in my lower right back tooth and consulted a dentist. I was told there is too much decay and that it is almost at the root canal therapy stage, or now it is. I was recommended to remove the molar tooth. But I could not get it done. The dentist wants me awake, but I ...  Read Full »

Dr. Beryl Fredrick

Answer: Hello, Welcome to I understand your concern. If you feel the tooth removal procedure will make you uncomfortable, you can opt to go with the root canal procedure, as you mentioned that it is in the root canal treatment stage. Meanwhile, to ease tooth pain, try rinsing the mouth with ...  Read Full »

I have sensitivity in the tooth adjacent to the RC-treated teeth. Kindly help.

Query: Hi doctor, I had a wisdom tooth issue for many years, and I got them removed two years back. The wisdom tooth issue was for the lower teeth, but my dentist also advised the removal of upper pairing teeth. So all four teeth were removed at the same time. After that procedure, I got recovered complete...  Read Full »

Dr. Naveen Thomas

Answer: Hi, Welcome to I had gone through the attachments (attachments removed to protect the patient's identity). The second molar has a large cavity, and it happened mostly due to the previously impacted wisdom tooth, which may have caused food impaction at the site. The second molar shown ...  Read Full »

Why do I get recurrent abscesses in a filled tooth?

Query: Hi doctor, I had an infection in my tooth and it was treated with a filling after a course of antibiotics. After the filling, an abscess reoccurred twice which was treated with antibiotics. It seemed to settle for a while and then I could feel a pain and pressure inside the tooth. Now a small pimpl...  Read Full »

Dr. Muzaffer Hussain Parray

Answer: Hi, Welcome to I have gone through your question. I can understand your concern. As per your history, it seems to me that you are having recurrent apical periodontitis. If the filling is still there, it needs to be removed. The recurrent apical abscess is because of this infectious to...  Read Full »

I have a painless pulp exposed tooth. Will it get infected in future?

Query: Hello doctor, I have a tooth that is gone all the way down. So I think the pulp is exposed but I have no pain whatsoever. Is it only a matter of time before it gets infected or not? If I have no pain, it is dead right?  Read Full »

Dr. Tooba Qazi

Answer: Hi, Welcome to According to your history, the pulp is exposed and decayed by now. It means sensations are lost and that is why you are not feeling pain in it. But it does not mean your tooth cannot get an infection now. It can get infected because of the food stuck in it can cause infec...  Read Full »

I have severe pain on the tooth after re-fixing the crown that fell off. What can be done?

Query: Hello doctor, I had got a root canal done, and a crown was placed on the tooth. The crown had fallen off, so when I took the crown to the dentist to fix it, they took an X-ray of the tooth (X-ray is attached below) and said that the tooth is infected again and needs a root canal again. Can the tooth...  Read Full »

Dr. Bharat Joshi

Answer: Hello, Welcome to I had gone through the reports (attachments removed to protect the patient's identity). The tooth can be infected even again after the root canal as there is blood supply in the periodontal ligament. In the X-ray, the distal root of the tooth shows an infection, and th...  Read Full »

I have a burning sensation and pain around my eye and face after RCT. Will the pain persist?

Query: Hello doctor, For the past 2 to 3 weeks, I have had a burning sensation around my eyes and face. I have been diagnosed with irreversible pulpitis or pulp necrosis on my left side, first upper molar. I had a root canal done for the same before 72 hours, but still, my facial pain persists. I have bee...  Read Full »

Dr. Bharat Joshi

Answer: Hello, Welcome to I can understand your concern. The medication prescribed is not a potent analgesic that is Panadol (Acetaminophen) and Ibuprofen. That is why the pain persists. Secondly, Carbamazepine (Tegretol) is given for trigeminal neuralgia and not for irreversible pulpitis. Wo...  Read Full »

I have a tooth filled with a file broken inside it. What are the side effects?

Query: Hello doctor, I have a tooth filled. Unfortunately, a file was broken inside the filled tooth. What are the side effects? Kindly help.  Read Full »

Dr. Beryl Fredrick

Answer: Hello, Welcome to Thank you for your query. The broken file left inside the root canal is a common mishap. It will be removed in most cases, but sometimes it may be quite challenging to remove because of its poor accessibility and visibility. The file will be bypassed in such situati...  Read Full »

I have pain in my root canal-treated tooth after eating ice cream. What could be the reason?

Query: Hello doctor, I have pain in my root canal-treated tooth after eating ice cream. What could be the reason? Kindly help.   Read Full »

Dr. Rakshana Devi

Answer: Hello, Welcome to Thank you for your query. Toothache occurs due to many reasons. It can be due to dental caries, secondary caries, abscesses, etc. I suggest you to follow the instructions mentioned below. Take a radiograph of the affected tooth and verify the condition of root can...  Read Full »

What should be done to treat my partner's infected tooth, which is draining from the outside?

Query: Hello doctor,My partner had an abscessed tooth a while back that went untreated due to no insurance and not having the money for an office visit. The infection has somehow traveled to the outside of his mouth and has to be drained from the exterior on his jawline. No matter how many times it is drai...  Read Full »

Dr. Muzaffer Hussain Parray

Answer: Hello, Welcome to I have gone through your query and understand what exactly is the situation. The drainage you are doing is the symptomatic treatment of an abscess and you are not treating the root cause which is an anaerobic bacterial infection. I suggest you take the following medi...  Read Full »

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