EBRO 2017

Head and neck cancer: etiologic factors

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Tobacco use (smoking, chewing)

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Alcohol abuse

Other factors:

 Oral cancer: betel quid, poor oral hygiene

 Nasal cavity and paranasal sinus cancers: wood dust, leather dust

 Nasopharynx carcinoma: EBV associated, salted fish consumption, genetic factors?

 Oropharynx carcinoma: HPV associated

 Hypopharynx carcinoma: vitamin C and iron deficiency (Plummer-Vinson syndrome)

 Salivary gland tumors: ionizing radiation, asbestos, certain metals