Check with dentist: Impossible to answer without an examination. This could be anything from an infection, a wound, swollen taste buds, a buildup of plaque, a buildup of nicotine stain, geographic tongue, cancer, or nothing serious. Have this examined by your dentist.
Answered 10/19/2013
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A doctor has provided 1 answer
3 doctors weighed in across 2 answers
3 doctors weighed in across 2 answers
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