Geographic tongue does not require treatment. This is a chronic inflammatory condition which can cause whitish yellow, ...

Less commonly, psoriasis affects the mouth. When this happens, it’s known as oral psoriasis. If you have oral psoriasis, you may notice yellow, white, or gray lesions on your tongue. You might ...

But many patients don't realise that the sticky feeling in their mouth, frequent thirst, or rough tongue, are symptoms of dry mouth and that it could be part of a larger, ongoing health issue.