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Arch Otolaryngol Head Neck Surg. 2008;134(6):668.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

Diagnosis: Complex odontoma of the maxillary sinus

Odontomas are the most prevalent odontogenic tumors.¹ Despite their name, they are considered hamartomas rather than true neoplasms. They are classified as either compound or complex based on their organization. Compound odontomas consist of toothlike structures made from dentin and enamel. Alternatively, if a more disorganized mass is present, the term complex odontoma is used. Complex odontomas are twice as prevalent as compound odontomas and tend to affect the maxilla more often than the mandible.² Rarely, they have been reported to involve the maxillary sinuses.^{1, 3-8} Odontomas may present with pain, pressure, and swelling. They may be associated with interrupted tooth eruption or found incidentally. However, lesions involving the maxillary sinuses may also present with an oroantral fistula and sinusitis.^7-8

Radiographically, complex odontomas of the maxillary sinus present as radiopaque masses. The differential diagnosis includes other odontogenic tumors such as Pinborg tumors, ameloblastic odontomas, . . . [Full Text of this Article]

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Arch Otolaryngol Head Neck Surg. 2008;134(6):667.
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