Cancer is a disease caused due to the overgrowth of cells or tissues. Head and Neck Cancer could be the cancer of oral cavity, hypopharynx, larynx, paranasal sinus and nasopharynx. This cancer is mainly caused by cigarette smoking, consumption of tobacco, alcohol, inadequate oral hygiene and lifestyle. Symptoms include a mouth ulcer that doesnt’ heal or a swelling or lump in the neck. If the ulcer fails to heal, bioposy and FNAC will be done on the lump in neck. If cancer cells detected, further investigation is done by MRI, CT scan and PET-CT. Surgery, radiotherapy and chemotherapy are the mainstays of cancer treatment. To know more, watch video...