Cancer Treatment Centers of America

We're available 24/7
(800) 615-3055

Chat online with us

Chat now

Other ways to contact us

(800) 615-3055

Have questions? Call (800) 615-3055 to speak to a cancer information specialist.

How does lung cancer start?

Answered by: Daniel Nader, DO, FCCP
Chief, Division of Pulmonary Services, Department of Medicine at Cancer Treatment Centers of America®; Chief of Staff, Director of the Lung Center

Video: How Does Lung Cancer Start?

Dr. Nader briefly discusses what may stimulate and cause lung cancer.

Lung cancer may first develop because of a genetic predisposition, Dr. Nader explains. Some abnormal gene mutations may increase a patient’s vulnerability to cancer-causing stimuli, such as cigarette smoke, radon gas or other carcinogens. 

Learn about

View transcript

Daniel A. Nader: Well, we think that the lung cancer usually starts by a stimulus or some genetic predisposition. There may be some abnormal genes that make a patient more susceptible to lung cancer due to a stimulus such as cigarette smoke or secondhand smoke or other carcinogens like radon gas.