A lump inside the mouth can be alarming because it is easy to imagine the worst. In many cases, mouth bumps turn out to be ...

If you notice a painful bump on the roof of your mouth, it could be an abscess—an infection that forms when bacteria invade ...

Benign tumors of the oral cavity are atypical formations of noncancerous cells that grow in the mouth. They can look like sores or lumps, and they typically develop slowly. Benign oral tumors are ...

Lip cancer is a type of oral cancer that occurs on the lips, usually the lower lip. It typically begins on the lower lip, where abnormal cells start to grow out of control. These cells can form a sore ...

Lip cancer staging allows doctors to determine how far the cancer has spread so that they can make decisions about a person’s treatment. There are five stages, ranging from 0–4. When a doctor gives ...