Lung cancer: Cancer is a genetic disease, resulting from changes in the individual cell genetics. Things that cause these basic changes include some known and some unknown factors. We know that smoking tobacco is the biggest risk factor, and that radiation exposure, asbestos exposure and other environmental agents contribute. Infectious agents can cause cancers elsewhere but have only a minimal role in lung ca
Answered 4/12/2015
3k views
8 doctors weighed in across 4 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
12 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question