While this could be: something simple like minor trauma from an irritating food or even a burn, or it could be caused by something more serious. The sensation is caused by a disruption/dysfunction of the nerve supplying the tongue. Problems with calcium metabolism, B12 deficiency, or even a neurologic disease such as MS can cause these altered sensations. If persists, you need careful medical evaluation, ? Neurologist
Answered 12/5/2016
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A doctor has provided 1 answer
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