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A member asked:
Had a white painful canker sore behind molar went away. now three small white dots appeared there again but they are painless. i do smoke. ?
A doctor has provided 1 answer
See Dentist: Best to see your Dentist for evaluation while they are still there. Lesions like this are typically aphthous ulcers, herpes lesions, or pre-cancerous or cancerous lesions. Go get it checked out, especially as a smoker. Good Luck.
Answered 11/14/2015
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