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Lung cancer means that cells in your lungs are growing abnormally and out of control. The cancer cells can spread to other parts of your body. Most lung cancer is caused by tobacco smoke.
Current as of: December 19, 2018
Author: Healthwise Staff
Medical Review:Adam Husney, MD - Family Medicine & E. Gregory Thompson, MD - Internal Medicine & Kathleen Romito, MD - Family Medicine & Michael S. Rabin, MD - Medical Oncology