Estudo retrospectivo da prevalência de câncer bucal no planalto médio gaúcho

Abstract

The present study aimed to perform an epidemiological survey of oral cancer cases occurred in patients treated in São Vicente de Paulo Hospital (HSVP) Oncology Department (Passo Fundo RS Brazil) from January 1999 to December 2009. A research was performed by retrospective analysis of patients with a diagnosis of oral cancer evaluating gender, age and race of these patients, the location of mouth injuries and their clinical staging. The risk factors smoking and alcoholism, education level and occupation were also evaluated. During the study period, 307 patients were admitted with oral cancer in the HSVP. It was observed that 87,9% were male, 92,5% were caucasian, average age of 58,36 years old and 6th decade of life was more affected with 36,2% of patients. The more frequent anatomical location was the tongue (46%), and the histological type was the squamous cell carcinoma (93,5%). A majority of lesions was classified as stage IVa (32,6%) and surgery was the most performed treatment (51,1%). Most patients was low education level (63,5%) and farmer (33,6%). Smoking and alcohol consumption were found in 73,3% and 67,4% patients, respectively. Thus, it is concluded that the knowledge of these data is essential to get an oral cancer patients profile in our State, allowing identification of the risk factors and injuries´ prevention, reducing the number of new cases and the early diagnosis and treatment of this disease.