Retrospective analysis of 31 cases of nasopalatine duct cyst

OBJECTIVE: To perform a retrospective analysis of patients with nasopalatin e duct cysts (NPDC) in Brazil and compare with previous analyses. MATERIALS AND METHODS: The files of the Laboratory of Oral Pathology (Minas Gerais Federal University) from 1966 to 1997 were reviewed. Demographic, c linical and histologic data of patients with nasopalatine duct cysts were c ollected. RESULTS: The mean age of patients with nasopalatine duct cysts at the time of diagnosis was 37.4 years and with a predilection for males, The majority of cases were asymptomatic, Histologically, non-keratinized stratified squ amous epithelium alone or in combination with other epithelia was observed in 93% of the cases. Recurrence was not recorded. CONCLUSION: The demographic, histopathological, radiographic, and clinical data of the NPDC in our series are similar to previous studies in other pop ulations.