PMC6466915_01
Cone-beam computed tomography showing radiopaque calcified structures with irregular margins characterized by a tooth-like configuration enclosed in radiolucent peripheral borders. The entire lesion measures approximately 12 x 15 x 19 mm.
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Second-level radiological investigation was performed by means of the cone-beam computed tomography (CBCT) scan, which confirmed the presence of an irregular radiopaque mass located by the roots of the primary molars (Figure 1).
Intraoral clinical photograph of the surgical access showing the residual bone cavity after removal of the odontoma, with preservation of the adjacent maxillary sinus walls.
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The odontoma was accessed by removing the thin overlying cortical layer with a round bur mounted on a straight surgical handpiece under copious irrigation of sterile saline (Figure 2).
Clinical view of the compound odontoma surgically removed in multiple mineralized pieces resembling tooth structures.
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Low-power magnification of a resected specimen showing dental tissue, dentin, cement, and nonmineralized oral tissue composed of connective tissue typical of dental pulp, partially surrounded by a connective fibrous tissue capsule (hematoxylin and eosin staining; original magnification: x10).
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The histopathological report provided by the Department of Anatomic Pathology confirmed the diagnosis of compound odontoma (Figure 4).