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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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 complet...  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 sh...  Read Full »

Are there any alternate options to root canal treatment?

Query: Hello doctor, My husband has been told he needs a root canal on two of his teeth. He has had seven root canals in his life and then crowns on those teeth. He is 49 and has now lost all of the teeth that he had root canals and crowns on. He has problems with the crowns. They tell him he has a small ...  Read Full »

Dr. Honey Arora

Answer: Hello, Welcome to If his teeth need a root canal treatment, the best way to save them will be to get the teeth capped. Root canal treated teeth become fragile and needs to be capped without fail. For a proper treatment, after getting a root canal treatment done, I suggest you consult a...  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...  Read Full »

Is root canal the correct treatment option for an infected tooth?

Query: Hi doctor, I had my lower right side first molar extraction about a month ago. My dentist prescribed a course of antibiotics. The pain persisted after I finished the antibiotics course, so the dentist again prescribed a five-day antibiotic course. A week went by with no pain, and then the pain re-o...  Read Full »

Dr. Nupur Prashant Shah

Answer: Hi, Welcome to I can understand your concern regarding to dental health. First of all, I would like to suggest you go for a clinical examination of an affected area. If there is a presence of plaque or calculus near the second molar of the lower right side, then go for scaling. I...  Read Full »

Would braces close wide gap between front teeth?

Query: Hi doctor, I have a wide gap between front teeth due to short upper and lower frenulums, which were removed nine years back. I was also treated for periodontal disease as a result of these gaps. Now I have recessions (pockets), the exposed root of that front tooth that is deviated. Do I need surger...  Read Full »

Dr. Naveen Thomas

Answer: Hi, Welcome to You need to get root canal treatment for the upper and lower central teeth and then place a fixed partial denture (FPD ceramic crowns) on them to close the space. This will give a permanent solution to your problem. It will provide you with a much better esthetic soluti...  Read Full »

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....  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 toot...  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 »

My 11-year-old son got two different opinions about his dental issue. How to opt for the right one?

Query: Hi doctor,My son is 11 years old. He got a dental checkup last week. I received two different opinions on his issue of what is showing on his X-rays. I am concerned about it. Kindly suggest.   Read Full »

Dr. Bharat Joshi

Answer: Hi, Welcome to Please be calm. See as per my interpretation, there seems to be an additional canal in the molar which is either separated or isolated. I suggest you please have RVG (radiovisiography) or CBCT (cone beam computed tomography) of the molar for clarification.  Read Full »

Is RCT required to treat pain in the lower teeth?

Query: Hello doctor, I have tooth pain, and the dentist has suggested a root canal treatment be done on one of the lower teeth based on the x-ray attached. Do any of the lower teeth require a root canal treatment in your opinion?  Read Full »

Dr. Tinu Thampy

Answer: Hello, Welcome to When there is a tooth pain, it means that the infection has reached the pulp of the tooth. The pulp of the tooth is the innermost part of the tooth where the blood vessels and the nerves are present. In the crown portion of the tooth, it is called pulp chamber, and in...  Read Full »

Is it harmful if I accidentally swallow the pus drained from a tooth abscess?

Query: Hello doctor,I have an abscess on my tooth. I went to the emergency room, and the doctor poked a hole in the abscess and drained the content. But it did not drain fully, and he did not prescribe me antibiotics and pain medicine. I am just wondering if it would hurt if it were not drained completely?...  Read Full »

Dr. Rakshana Devi

Answer: Hello, Welcome to It will not do any harm if you swallow the pus. The pus will discharge at night while sleeping, and it is normal. It is not related to incomplete pus drainage. Only a certain limits of pus can be removed by applying pressure. We can wait and see if it con...  Read Full »

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