Head and Neck Cancer: Clinical Aspects

Cancer is an uncontrolled growth of cells in one or more parts of the body. Formation of lumps, unusual bleeding, persistent cough, unexplained weight loss, and changes in bowel movements are all symptoms of cancer. Most cancers are caused by environmental and lifestyle factors that cause genetic abnormalities. Cancers of the larynx, throat, lips, mouth, nose and salivary glands are all examples of head and neck cancers. The risk of these cancers is increased by tobacco use, heavy alcohol c...