Head and neck cancer (HNC): Malnutrition

Abstract

Cancer is a complex disease involving abnormal cell growth (neoplasia) and numerous tempospatical change in physiology, which ultimately lead to malignant tumours. Tumour cells are invasive in nature which spread to the surrounding tissue and distant organ causing high rate morbidity and mortality (Seyfried et al., 2010). The development process of cancer is a multistep that occurs in three stages initiation, promotion and progression (Marian et al., 2010).