A member asked:

What is a canker sore, and do they always "hurt"?

4 doctors weighed in across 2 answers
Dr. Gary Sandler answered

Specializes in Dentistry

Aphthous ulcers: See the following site for an in depth answer to your question: http://www.mayoclinic.org/diseases-conditions/canker-sore/basics/definition/con-20021262

Answered 5/23/2014

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Dr. Paul Grin answered

Specializes in Pain Management

Canker Sore: is very common after tooth extraction. Canker sores are the most common oral lesions. Individual ulcers typically last 1-2 weeks. The condition is idiopathic (cause is not known) recurrent aphthous ulcers is usually self-limiting. If concerned see your dentist after 10 days.

Answered 5/24/2014

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Related Questions

A member asked:

Can a canker sore make my teeth hurt? What can I do?

4 doctors weighed in across 2 answers