Symptoms of lung cancer?

Many or none : May be asymptomatic until late! and bad! cough, production, bloody sputum, pain, fluid - effusion and short of breath, wheezing, weight loss.

Depends: Staging, location, degree of emphysema, co morbidities will determine symptoms on a particular individual. In general, most patients have no symptoms until late. Bloody sputum sometimes occurs. Some tumors may produce hormones. Weight loss may occur with advanced stage. Pneumonia, stridor, bloody pleural effusions, horner's syndrome, chest wall arm pains. Shortness of breath, recurrent pneumonias.