Lung cancer
- a disease where an uncontrolled cell in tissues of the lung continually grows and spread by metastasis.
-causes: smoking, second-hand smoking, air pollution
-symptoms: coughing, wheezing, shortness of breath, fatigue, unexplained weight loss, respiratory infections, hoarseness, and bloody mucus
- a chest x-ray will likely be performed to look for a cause of the respiratory symptoms
-sputum testing can also detect cancer in the lungs
-smoking is responsible for 85% of lung cancers
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