HomeAnswersDentistrysensitive teethI have tooth sensitivity to hot food. Do I need a root canal?

My tooth become sensitive after a nonmetal filling. Do I need a root canal for that tooth?

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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.

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Published At October 5, 2018
Reviewed AtFebruary 17, 2024

Patient's Query

Hi doctor,

My dentist convinced me to replace my metal filling with a nonmetal filling. After doing it, I got sensitivity to hot food and liquid. Then I went to visit my dentist. She took an X-ray and said the filling (she replaced) was close to the nerve. She suggested a specialist. He told me that I might need a root canal for that tooth. Is this normal? I had a previous root canal done to some other tooth, which got infected. Finally, I got pulled it out.

Answered by Dr. Naveen Thomas

Hi,

Welcome to icliniq.com.

I have gone through your query. If the X-ray shows that the filling or cavity is approximating or involving pulp, you will definitely need a root canal as just a filling will cause pain and infection in future. Maybe the doctor would have given a temporary filling just in case if the cavity was approximating pulp so that if you are asymptomatic for minimum one month, you can go for permanent filling. Since you have symptoms, it is better to go for a root canal. Do not worry, you will be fine. Make sure you get a cap (crown) after root canal and maintain it properly.

For more information consult a dentist online --> https://www.icliniq.com/ask-a-doctor-online/dentist

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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