Although smoking is not the only cause of lung cancer, 90 percent of all lung cancer cases are caused by smoking, according to WebMD. In nonsmokers, lung cancer can be caused by exposure to radon gas, secondhand smoke, asbestos, air pollution and gene mutations, according to the American Cancer Soci
Lung cancer is the top cause of cancer-related death in both men and women in the United States, surpassing breast cancer in 1987, notes the American Lung Association. The total number of deaths from lung cancer surpasses all deaths from prostate, breast and colorectal cancers combined by tens of th
A lung with cancer may appear black and irregularly shaped if it has been damaged by smoking. A cancerous lung may also display abnormal cells, tissues or masses. Cancer in the lung can appear as a mass such as a tumor, nodule, lesion or spot on diagnostic images, explains Healthline.
Asbestos exposure causes mesothelioma, according to the Mesothelioma Cancer Alliance. Asbestos fibers are inhaled through the nose and mouth and can become embedded in the lining of the lungs, which harms the pleura and results in mesothelioma.
People who smoke cigarettes are 15 to 30 times more likely to contract lung cancer compared to nonsmokers, according to the Centers for Disease Control and Prevention. As of 2015, 90 percent of lung cancer cases are linked to cigarette smoking. Cigar and pipe smokers also are at increased risk.
The three main types of lung cancer are non-small cell lung cancer, small cell lung cancer and lung carcinoid tumor, according to the American Cancer Society. Non-small cell lung cancer has three subtypes, including squamous cell carcinoma, adenocarcinoma and large cell carcinoma.
The most common cause of lung cancer in people is smoking, which is responsible for 87 percent of all cases of lung cancer, according to the American Lung Association. Smokers are at an increased risk of developing lung cancer because combustible tobacco products such as cigarettes and pipe tobacco
In its early stages, lung cancer presents few symptoms, explains the American Cancer Society, so a person with early lung cancer feels normal. As the disease progresses, he may experience chest pain that is exacerbated by deep breathing, laughing or coughing.
The effects of lung cancer can have a negative impact on a patient's life, including the development of troubling symptoms that can lead to complications like the cancer metastasizing to other body areas, pain and pleural effusion, notes Mayo Clinic. A malignant tumor in the lung can also grow quick
Surgery, chemotherapy, radiation and targeted drug therapy are commonly used to treat lung cancer, states Mayo Clinic. Experimental clinical trials may also treat lung cancer, and palliative care can be combined with treatments to deal with the symptoms and signs of lung cancer.