Parotid surgery: review of 107 tumors (1990-2002).

Tumors of the parotid gland are uncommon. We performed a retrospective study to analyze the clinical, diagnostic, and therapeutic features of a group of patients. We reviewed the clinical and the surgical records of a series of 109 patients who were recommended for surgery because of parotid tumors by the Plastic and Reconstructive Service of São João Hospital, Portugal, between 1990 and 2002.

Retrospective study of 1251 maxillofacial fractures in children and adolescents.

Background: Fractures of the facial skeleton are relatively uncommon in children and adolescents, and only a few reports review a significant number of patients. The authors performed a retrospective study to analyze the different characteristics of such fractures in the pediatric population of Portugal.

Methods: The authors reviewed the clinical records of a series of 912 patients 18 years of age or younger with facial fractures treated by the Departments of Plastic, Reconstructive, and Aesthetic Surgery and of Maxillofacial Surgery, São João Hospital, in Porto, Portugal, between the years 1993 and 2002.

Etiology and patterns of pediatric mandibular fractures in Portugal: a retrospective study of 10 years.

Objective: To determine the pattern of occurrence of mandibular fractures in the pediatric population in Portugal.

Materials And Methods: This retrospective study reviews the records of patients 18 years of age or younger from the 10-year period 1993 to 2002. Age, gender, anatomic site, cause of the accident, weekly and monthly variation, location and type of fractures, presence and location of associated injuries, treatment methods, and complications were reviewed.