PATHOLOGIC QUIZ CASE 1
Richard A. Chole, MD, Minneapolis
A 50-year-old woman had headaches on the left side after being struck in the left cheek by a ball eight months previously. More recently, she noted a mass of the upper left side of her buccoalveolar gutter.
On physical examination, she was edentulous, and there was a hard, mucosal covered mass under the inferior turbinate in the left nasal cavity. There was a vague, firm fullness of the canine fossa on the left side when palpated through the buccoalveolar sulcus. Sinus x-ray films showed a calcific density that overlay the anteromedial aspect of the left maxillary antrum and a curvilinear calcification that extended into the sinus (Fig 1).
Exploration of the mass through a left canine fossa approach yielded a well-encapsulated mass of the premaxilla, which was associated with an unerupted canine tooth (Fig 2). Representative microscopic sections are shown
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