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Canker sores are painful lesions with white or yellow centers that ... which affects tissues in your lips, mouth, throat, tongue, or gums. The lesions can also develop an irregular shape, look ...

Painful inflammation that takes months or up to a year to heal—this can be seen in the mouth after using white snus.

If you have leukoplakia, you may get white sores or patches on your gums, as well as on the bottom of your mouth and inside your cheeks. Your tongue may also appear white. The possible causes of ...

Canker sores are small, painful reddish lesions in the mouth that have a white or yellow center. Some causes of canker sores are spicy/acidic foods, vitamin deficiencies, braces, and stress.

Painful inflammation that takes months or up to a year to heal – this can be seen in the mouth after using white snus.

They’re mouth ulcers, also known as aphthous ulcers or canker sores. They typically occur on the inner cheeks, inner lips, base of your gums or roof ... body has too few white blood cells.