Radiation therapy is the use of high-energy X-rays to kill cancer cells and shrink tumors. Radiation may come from a machine outside the body (external radiation therapy) or from putting materials that produce radiation (radioisotopes) into the body.
To determine whether lung cancer may be causing your respiratory symptoms, your health professional will evaluate your: Medical history, including your smoking history and any symptoms you have now. Exposure to environmental and work substances. Family hi