Stage

0: At risk

I: Mild

II: Moderate

III: Severe

IV: Very Severe

 

Avoidance of risk factors; influenza vaccination

 

 

Short-acting bronchodilators as needed

 

 

 

Regular treatment with long-acting bronchodilators

 

 

 

 

Inhaled steroids

 

 

 

 

 

Oxygen, surgical treatments

Table 1: Therapy at each stage of chronic obstructive pulmonary disease
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