White spots in your mouth may be due to the following: Chronic cheek biting causing scar tissue or a “Fibroma” to form Smoking Repeated rubbing from an ill-fitting denture Repeated rubbing from chewing food on gums in an area where teeth have been lost Yeast infection Lichen Planus (an autoimmune disorder) Syphilis Cancer
People who smoke and those who experience dry mouth or a weakened immune system are more susceptible to yeast infections, which may appear as white spots. People who smoke often develop white areas in their mouth, which are caused by tissue irritation from the smoke. People who grind their teeth commonly develop white lines on their cheeks from trauma. Trauma can also cause areas of whiteness when a denture is ill fitting or food rubs against a ridge area where
Note the size, location and duration of the spot. Determine if it is painful and recall if you may have traumatized the area. If a white spot persists beyond one week, have the area examined by your dentist.
If the white spot is the result of a disease process or a yeast infection, it will likely worsen if left untreated. If a white spot is caused by ongoing trauma, it will also worsen with time. In the rare event that it is cancer, it can lead to disfigurement or death if not diagnosed and treated in a timely manner.