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Arch Otolaryngol Head Neck Surg. 2003;129:1016-1017.

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Diagnosis: Osteoma of the maxilla

Osteomas, which are slow-growing benign lesions of bone, belong to the fibro-osseous family of tumors. They are found almost exclusively in the head and neck, with the mandible being the most common location.¹ Osteomas of the paranasal sinuses, which is the second most commonly affected area, are the most common benign tumors of this region, with an incidence of 0.43% to 1%.^2-3 They most frequently present within the frontal sinus, followed by the ethmoidal labyrinth, maxillary antrum, and, rarely, the sphenoid sinus.^{1, 3} Osteomas may occur at any age but usually present in the second to fourth decades of life, with a slight male predilection.⁴

Various factors have been implicated in the development of osteomas. Embryologically, it is thought that the junctions between the membranous and cartilaginous elements of the skull base predispose to rests of cells that later form these tumors.³ Trauma during the period of maximal bone growth has . . . [Full Text of this Article]

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Arch Otolaryngol Head Neck Surg. 2003;129(9):1015.
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