What is a bulge in the palate of the mouth?

Normally, the upper jaw of the mouth is palatal folds and gingival papillae. Everyone has, some people convex more obvious, some people are relatively less obvious, do not need to do any treatment. But if there is no protrusion before found or pain, feel there is soft or hard things, it may be abnormal, to consider whether the jaw is long things, it is recommended to go to the hospital X-ray check clear.