Lung Cancer :
Lung cancer is caused as a result of group of abnormal cells that grow out of control and multiply into a growth or a tumor within the lungs. Causes of lung cancer might include smoking or exposure to pollutants, exposure to radon gas and any history of lung cancer in your lineage. Some possible symptoms involve coughing or chest pains, trouble in breathing. bleeding cough, undue fatigue, as well as some unintentional weight loss. The examination for lung cancer is normally performed by chest X-rays and CT scans and MRI. Occasionally a biopsy might also be considered. A sample of lung tissue is evaluated by biopsy to determine the existence of the cancer. Depending on its stage, treatment can involve surgery to remove a tumor, chemotherapy attacking cancerous cells, radiation therapy destroying these cells, or targeted therapy, which stops the production of cancer cells. . Early diagnosis plays an important role and treatment depends upon the stage of the cancer. A pulmonologist and an oncologist should be consulted for the further treatment of the disease.