Benign oral cavity tumors are essentially noncancerous lesions in the mouth. This means that they do not metastasize and spread to other parts of the body, as cancer would do.

Odontogenic cyst: A fluid-filled cavity originating from remnants of odontogenic epithelium, frequently encountered in the jaw and often associated with impacted teeth or developmental disturbances.

Jaw cancer is a very rare type of oral cancer, or cancer in the mouth. It falls under the broader category of head and neck cancers. Experts often refer to cancers of the jaw as oral cavity cancers.