A 71-year-old male asked:
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tooth with crown sometimes throbs with my puls, mostly at nighte. doc wants root canal. reasonable? xray shows small dark area.

1 doctor answer
Dr. Theodore Davantzis
39 years experience Dentistry
Absolutely: It appears you have an abscess at the tip of that tooth, secondary to an non-vital nerve. Failure to treat with root canal therapy will result in a larger abscess, continuous pain, and swelling. In the end you will either have the root canal therapy or extract the tooth.
Answered on Jul 26, 2013

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Vague: Difficult to say what the tooth needs without an x-ray, history and an examination.
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