Breakthrough Clinical Editorial Director Stacey L. Simmons, DDS, presents the oral pathology case of a healthy 41-year-old female who presented to the office for a routine exam and checkup. Her health history was normal, and she reported no major concerns or issues. Radiographic examination revealed a large, radiopaque mass just distal to the apical third of tooth No. 20. View the radiograph and read details about this case to determine your recommended treatment.