Difference....: COPD stands for chronic obstructive pulmonary disease. Patients with COPD have chronic airway obstruction. There are other disease which can also result in chronic airway obstruction besides copd; COPD is just one disorder that causes chronic airway obstruction.
Answered 2/25/2016
5.8k views
One kind: COPD is one form of chronic airway obstruction. Asthma, chronic bronchitis, obliterative bronchiolitis, small airway disease, bronchiectasis, etc. Etc are other forms.
Answered 6/10/2014
5.7k views
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