- Benign neoplasm. Most commonly in the second and third decade.
- Site: usually mandibular premolar and molar regions.
- Attached to the root of the affected tooth. Tooth displacement, resorption are common.
- Pain in 50% of the cases, swelling.
- Three stages of development: radiolucent, mixed, radiopaque.
- When radiopaque is usually surrounded by a thin radiolucent halo.
- Calcifying Epithelial Odontogenic Tumor (CEOT)
- Calcifying odontogenic cyst (Gorlin cyst)
- Cemento-Ossifying fibroma (2nd stage)
- Cementoma (periapical cemento-osseous dysplasia) 2nd stage
- Odontoma (mixed lesion)