The GOLD system previously classified COPD from stages 1 to 4 solely based on your lung capacity measured by a spirometry test. But the newest GOLD guidelines combine your spirometry results with ...

Claiming an estimated 1.6 million ... into 4 stages, each stage has a different severity and helps physicians decide on the best treatment. Now, let’s examine the stages of lung cancer, the ...

Lung cancer symptoms usually go undetected during the early stages, according to experts. Weight loss, breathlessness and coughing are some the initial symptoms of the condition. Lung cancer ...