Stages Of C.O.P.D

There are multiple stages of C.O.P.D.. As the stages increase, the severity of the symptoms becomes more life threatening.

Stage 1 (Mild C.O.P.D.)  

  • Chronic cough that often produces mucus from the lungs
  • Frequent respiratory infections
  • Lung functioning at 80% efficiency

Stage 2 (Moderate C.O.P.D.) 

  • Chronic cough producing a lot of mucus
  • Shortness of breath
  • Occasional C.O.P.D. flare-up
  • Frequent respiratory infections
  • Lung functioning between 50% and 79% efficiency

Stage 3 (Severe C.O.P.D.) 

  • Chronic cough containing a large quantity of mucus
  • Shortness of breath and fatigue
  • Constant and severe C.O.P.D. flare-ups
  • Frequent respiratory infections
  • Lung functioning between 30% and 49% efficiency

Stage 4 (Very severe C.O.P.D.) 

  • Chronic cough containing a large quantity of mucus
  • Severe shortness of breath
  • Weight loss
  • Cyanosis (blue skin color in the lips, fingers, and toes)
  • Edema (fluid buildup in the legs and feet)
  • C.O.P.D. flare-ups that are life-threatening
  • Frequent respiratory infections
  • Lung Functioning below 30% efficiency
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