A Firm Palatal Nodule

Firm Palatal Nodule
The following Case Challenge is provided in conjunction with the American Academy of Oral and Maxillofacial Pathology.

This 26-year-old Caucasian female presents with a chief complaint of a painless palatal mass. The lesion has been present for at least several months and has been gradually increasing in size.

After you have finished reviewing the available diagnostic information, make the diagnosis.