doiSerbia

Lateral periodontal cyst simulating a residual cyst

Adorno-Farias Daniela (Federal University of Bahia, School of Dentistry, Salvador, Brazil + University of Chile, School of Dentistry, Department of Oral Patholoy and Medicine, Santiago, Chile)
Neves Frederico Sampaio (Federal University of Bahia, School of Dentistry, Department of Oral and Maxillofacial Radiology, Salvador, Brazil)
Carneiro Braulio Júnior (Federal University of Bahia, School of Dentistry, Salvador, Brazil)
Nunes dos Santos Jean (Federal University of Bahia, School of Dentistry, Department of Propaedeutic and Integrated Clinic, Surgical Pathology Laboratory, Salvador, Brazil)

Introduction. Lateral periodontal cysts (LPC) are not frequent and the diagnosis is generally established by means of a routine radiological exploration. The aim of this article is to report a case of LPC on edentulous area. Case outline. A 59-year-old man was referred with an extensive radiolucent cystic lesion on edentulous area of anterior maxilla, with a clinical and radiographic diagnosis of residual cyst. The histopathologic features exhibited a diagnosis of LPC. Conclusion. This is the third case of LPC reported in the literature, which describes a different clinical and radiographic aspect than proposed in the literature.

Keywords: lateral periodontal cyst, residual cyst, edentulous area