Chronic mechanical trauma and oral squamous cell carcinoma. Case report

Abstract

Oral squamous cell carcinoma (OSCC) occurs in approximately 95% of people older than 40 years; usually, it is diagnosed at the age of 60 years. These types of carcinomas represent 90% of the neoplasms of the oral cavity, the tongue, lips, floor of the mouth. The etiology of OSCC is multifactorial. Chronic mechanical trauma due to sharp teeth has also been suggested as an etiology of oral squamous of the tongue together with alcoholism, smoking, gene pool, human papilloma virus, poor oral hygiene. Base of the tongue is a distinct entity with different implications regarding treatment, prognosis and monitoring.