I have small cut on my  left side edge of tounge. This is on and off, observing since 3 months,no pain, no burn,  visited to the dentist, she suggested for biopsy and head and neck surgeon. Visited head and neck , ent specialist surgeon, he suggested to the dental surgeon after examin as G18 teeth is sharp and causing the same issue, this need to be treat. Now is biopsy require? as head snd neck surgeon did not prescribe for.