“…Although the oral cavity is easily accessible and an oral cancer examination can be done without discomfort to the patient, more than two-thirds of lesions are diagnosed at an advanced stage (Casiglia and Woo, 2001, Reichart, 2001, Patton et al, 2004, Laronde et al, 2008, Klug et al, 2008, Bianchi et al, 2009, Klug et al, 2009. Such lesions require aggressive treatment and result in a high mortality rate (Casiglia andWoo, 2001, Kowalski andCarvalho, 2001).…”