Torus Mandibularis and Palatinus

Torus mandibularis is an exostosis of the lingual surface of the mandible above the myohyoid line and opposite the bicuspids. They are bilateral in 80% of cases.

When located along the maxilla, the exostoses are referred to torus palatinus (shown).

References

Malin Cesarz, MD and Per-Lennart Westesson, MD, PhD, DDS. University of Rochester Medical Center. Neuroradiology Case of the Week: Case 200.