Journal List > J Korean Assoc Oral Maxillofac Surg > v.37(1) > 1032524

Kim, Jang, Rim, Jun, Park, Ju, and Lee: Calcifying epithelial odontogenic tumor (CEOT) in palate: report of a case

Abstract

A calcifying epithelial odontogenic tumor (CEOT) was first described as a separate entity in 1955 by Pindborg, and has since been referred to as Pindborg tumor. CEOT is characterized by the presence of squamous-cell proliferation, calcification and amyloid deposits, and accounts for only 1% of all odontogenic tumors. CEOT is a benign, though occasional locally invasive, slow-growing neoplasm. It is located either intraosseously or extraosseously, and is usually associated with an unerupted permanent tooth.
A 24 year-old female visited our clinic, presenting with a palatal swelling and intra-oral ulcer. After an incisional biopsy, the lesion was confirmed to be odontogenic tumor. A tumor resection and reconstruction surgery with tongue flap were performed.

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Fig. 1.
Preoperative clinical findings of palatal swelling and ulceration.
jkaoms-37-77f1.tif
Fig. 2.
CT findings of CEOT with the clear border without bone destruction.(CT: computed tomography, CEOT: calcifying epithelial odontogenic tumor)
jkaoms-37-77f2.tif
Fig. 3.
Histopathologic findings of CEOT.(H&E staining, original magnification x100)(CEOT: calcifying epithelial odontogenic tumor)
jkaoms-37-77f3.tif
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