Squamous cell carcinoma (SCC) of the head and neck is the sixth most frequently occurring cancer in the world. Globally, it accounts for 3-5% of all the cancers globally. There is a vast difference in the incidence of oral cancer in different regions of the world. The overall 5-year survival rate for patients with head and neck SCC is observed to be the lowest for major cancers. Despite therapeutic and diagnostic progress in oncology in past few decades, the prognosis of intraoral SCC remains poor. Current clinical practice in oncology has a growing impetus on early diagnosis, proper...