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A member asked:
When should i be concerned about a canker sore? i've had it for a week and it just keeps getting bigger no matter what i do.
3 doctors weighed in across 2 answers
Canker: Other sores can look like a canker sore so if it is not getting better and growing, have it checked asap. Are you a smoker?
Answered 9/28/2016
5.9k views
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Usually Herpes, but!: If herpetic, can be treated. However many other causes exist. Fever is common as is prodromal stress. Silver nitrate sticks can help.
Answered 9/28/2016
5.9k views
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