INBDE Integrated National Board Dental Exam Prep Set 2

Answer: C - Dens in dent or "tooth with a tooth" is clinically called dens invaginatus. The invagination is lined with enamel and affects the maxillary lateral and central incisor most often. The signs and symptoms include periradicular inflammation, penetration through the outer tooth, and larger opening of normal coronal formation. Radiographically, the affected tooth will appear to have root enlargement and radiopaque enamel.