A Rare Tumor of the Anterior Maxilla Masquerading as a Periapical Cyst: Case Report of Squamous Odontogenic Tumor.

Autor: Beena, V. T., Nair, Chitra, Cherian, Latha M., Indu, M., Paul, Sabu, Mohammed, Rishal
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Zdroj: Oral & Maxillofacial Pathology Journal; Jan-Jun2019, Vol. 10 Issue 1, p51-55, 5p
Abstrakt: Introduction: The squamous odontogenic tumor (SOT) is the most uncommon of all benign odontogenic neoplasms. It occurs from the first to eighth decades with a male predominance of 1.8:1. It may be solitary, multifocal or multicentric with the involvement of both jaws. Case report: Here we are reporting a case of squamous odontogenic tumor in a boy of 12 years. The lesion was accidentally discovered in a radiograph taken after the patient had a fall injury while he was playing which revealed a radiolucent, unilocular, roughly triangular image localized in the periapical region of the right central incisor. On microscopic examination, the lesion was composed entirely of islands and variably sized nests and cords of squamous epithelium scattered in a fibrous stroma. Management and prognosis: After complete surgical excision of the tumor and curettage the patient did not present any postoperative complications and no evidence of recurrence was noted for the past 6 months. Conclusion: As the tumor can be easily misdiagnosed as other lesions like ameloblastoma, ameloblastic fibroma or squamous cell carcinoma that require more radical and mutilating treatments meticulous care should be taken while examining these lesions. Underdiagnosis of pseudoepitheliomatous hyperplasia or odontogenic proliferations can be harmful to the patient as SOTs may undergo a malignant transformation as observed in a few cases. [ABSTRACT FROM AUTHOR]
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