Understanding Tooth Infection: Anatomy of an Abscessed Tooth #3856774 (License: Personal Use)

This medical illustration depicts a molar in cross-section, revealing enamel (white), dentin (light blue), infected pulp (pink), and inflamed periapical tissue (red) at the root apexes. The surrounding bone is shown in gray, with dark shading indicating bone loss due to chronic infection. The figure emphasizes how untreated decay can progress to apical periodontitis or abscess formation.

Used on dental education pages, symptom explainers, or emergency dentistry content; targets users searching for “toothache causes,” “abscessed tooth diagram,” or “what does an infected tooth look like.”