Keratocystic odontogenic tumor.

to evaluate the frequency of keratocystic odontogenic tumor (KOT) in the Oral Surgery Service (OSS) of the University Hospital Clementino Fraga Filho of the Federal University of Rio de Janeiro (HUCFF / UFRJ), with respect to recurrence rate, gender, age of recurrence and location of the injury Methods: clinical records were reviewed and histopathological reports of KOT patients of the HUCFF/UFRJ between 2002 and 2012. Patients diagnosed with KOT were divided into two groups for the occurrence of relapse: positive (n=6) and negative (n=19) Results: regarding the location, there was a predilection for the mandible. In the average age of patients in the positive group was 40.

Study of the causes of facial fractures in a reference center in Rio de Janeiro, Brazil from 2003-2012.

Objective: This study describes the facial fractures of patients at a reference center in oral and maxillofacial surgery of a Public University Hospital in the city of Rio de Janeiro, from January 2003 to December 2012.

Methods: The data were collected from medical records and included the fractured bones, etiology, gender, and age of the patients. A total of 202 cases were identified, and 159 were included in the study (129 men and 30 women).