Squamous cell carcinoma of the head and neck (head and neck cancer) accounts for over 95% of all cancers of the oral cavity, oropharynx, larynx and hypopharynx [1] and it is the 6th most common cancer disease worldwide. It is the cause of 550 000 cancer deaths annually, the majority of these in the lesser developed world. [2] Treatment options are surgery, radiotherapy and chemotherapy. [1] There ...