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Signs of lung cancer in the chest include intense coughing, shortness of breath, coughing up blood and alterations in the voice, according to CancerCare. Symptoms that may show up at other places in the body include muscle wasting, unexplained weight loss, memory loss and unexplained fractures.


The main cause of lung cancer is smoking although exposure to second-hand smoke, asbestos and radon can also cause lung cancer, according to WebMD. Up to 90 percent of the lung cancer cases are caused by smoking, and the longer and heavier someone smokes, the greater his risk of developing lung canc


Symptoms of lung cancer include a cough that does not go away; chest pain that is made worse by coughing, breathing or laughing; hoarseness; loss of appetite and weight loss; coughing up blood or sputum that is rust in color; fatigue and weakness and shortness of breath. A new onset of wheezing or i


Although lung cancer is asymptomatic in its early stages in many people, a persistent cough, unexplained weight loss, changes in chronic cough and breathing changes may indicate lung cancer, according to Healthline. Chest pain, wheezing, hoarseness, headache and bone pain may be precursors to a lung


Surgery, radiation and chemotherapy are standard treatments for lung cancer, notes WebMD. When surgery is a treatment option for cancer, the patient's chances of survival are excellent, and there is a 50 percent chance of surviving for 5 years or longer. However, lung cancer is often undetected in i


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.


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.