What are mouth ulcers and what types of mouth ulcer are most common? ... Erythroplakia: Red patches that can develop under the tongue or behind the lower front teeth due to smoking.

Most extra teeth develop in the roof of your mouth, behind your two front teeth. If the lump you feel is at the front of the roof of your mouth, it could be caused by an extra tooth coming in ...

Mouth ulcers commonly develop as a side ... or burning sensation whenever your teeth or tongue brush against the ulcer. ... burn the sensitive tissues in your mouth and leave behind sores.

Mystery mouth ulcers, ... Q Once every couple of months for a few days I get teeth marks around the sides of my tongue and it is sore. ... Q Five years ago I was a front-seat passenger in a car ...