A member asked:

Need expert help here. what are the symptoms and causes of lung cancer?

A doctor has provided 1 answer

None or some: Causes: carcinogens in cigarrete smoke, radon, radioactivity, inhalation of organic halogenated hydrocarbons, aromatic hydrocarbons, exposure to known carcinogens to include some. Many times no symptoms. Sometimes, persistent cough, hemoptysis, weight loss(unexplained) recurrent pneumonia, may lead to discovery. Smoking anything is a risk. Asbestos inhalation co carcinogen.Read warnings!

Answered 12/23/2013

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