CLINICOPATHOLOGIC CONFERENCE Nodular lesion in the anterior hard palate

A 13-year-old boy was referred to the Oral DiagnosisClinic (Orocentro—Piracicaba Dental School, Univer-sity of Campinas, Sao Paulo, Brazil) for evaluation ofan asymptomatic oral swelling that had been present for7 years. According to his father, the swelling had sud-denly grown recently. The clinical examination showeda well delimited bilobulated nodular lesion on the an-terior region of the right-sided hard palate that mea-sured about 2.0 1.5 cm and was nontender and firmon palpation (Figure 1). A small ulcer was noticed onthe anterior lobe, probably due to contact with thelower teeth. There was no report of local trauma, thepatient presented no parafunctional habits, and themedical history was noncontributory. In addition, therewas no mobility of the teeth, and no radiographicchanges were seen.