A 22-year-old male asked:
i believe i have a canker sore on my gum. if so can they cause swollen lymph nodes underneath the mandible?
1 doctor answer
Dr. Martin Raff answered
55 years experience Infectious Disease
Canker sore: Any form of inflammation can produce enlarged and tender regional lymph nodes. This does not guarantee that is what is happening to you, but it makes sense. You should of course be vigilant for other things like an infected tooth or gums. Good luck.
Answered on Mar 11, 2017
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