NTRODUCTION Odontogenic tumors have been a topic of considerable interest to oral pathologists who have studied and catalogued them for decades. As odontogenic tumors may contain tissues similar to the ones present in the tooth germ, the diagnostic significance of immature odontogenic tissues in jaw specimens from children and adolescents is not always clear. They could represent neoplasia as w...

To cite: Mohan RPS, Rastogi K, Verma S, et al. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/ bcr-2013-009355 DESCRIPTION Odontoma is perhaps more accurately defined as a hamartoma than a true neoplasm. The term odontoma was first coined by Broca in 1866, who defined it as a tumour formed by overgrowth of complete dental tissue. Odontoma has also been defined as ‘tu...

The dilated odontome is the most severe form of the dens invaginatus (dens in dente), which is extremely rare in the mandible, especially in the molar region. A case is reported in a 28-year-old female with an unusual ringlike radiopaque appearance of the mandibular third right molar on panoramic x-ray. CT scan findings were suggestive that the intraosseous circular radiopaque formation was a d...