what are the risk factors and physical symptoms of lung cancer? Dr Prasanna Rammohan MD DM ECMO FCPM Senior medical and hemato oncologist Goldmedalist Medical director Cancure cancer centre Thillai nagar Trichy shares his expert insight on lung cancer. Risk factors predisposing to lung cancer are Tobacco smoking Second hand smoke Environmental carcinogens exposure Genetics Major Physical symptoms of lung cancer are Unexplained chronic cough Cough with blood Voice changes Chest pain associated with breathlessness Cancure cancer centre Thillai nagar Trichy provides personalized care for management of lung cancer with latest evidence based molecular diagnostics and biology driven targeted therapeutics yielding best clinical outcomes at low cost. Get in touch with us to know more about lung cancer.