Differences Between COPD and Asthma - Topic Overview
Chronic obstructive pulmonary disease (COPD) and
asthma both affect the lungs and often have similar
symptoms, such as shortness of breath. However, what causes these conditions,
how they affect the lungs, and whom they affect differ.
Differences between COPD and asthma
- Mostly older
- Smokers and nonsmokers
- Any age
- Nonallergic response to cigarette smoke or
other inhaled toxins
- Genetic factors
- Allergic and
nonallergic responses to substances that are not usually harmful to people
- Inflammation and damage to airways in the
lung and lung tissue
- Lung function cannot be completely reversed,
even with treatment
- Usually no or little improvement with
- Variable inflammation of the lungs'
- Often have large improvement with short-acting
- Some lung function is reversible with treatment
- Chronic symptoms that get worse over
- Intermittent or persistent
- Acute episodes often occur
WebMD Medical Reference from Healthwise
November 29, 2011
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Differences Between COPD and Asthma Topics