Human Papillomavirus Infection in Oral Cavity and Oropharyngeal Cancers: Are They the Same Story?

Background: Nowadays, human papillomavirus (HPV) infection becomes the main risk factor for head and neck cancer development. In Thailand, the related role of this viral infection to head and neck cancer is still unknown and not well established.

Objective: To identify different characteristics of oral cavity and oropharyngeal cancer, and to determine the HPV-associated prevalence of these two tumor types in Thailand, which is unlike the Western countries.