Top Five: The top fice factors that can cause a COPD exacerbation include allergies, bacterial/viral infection, pulmonary embolism, heart attack and non compliance to medical regimen. There are others but these cover the majority.
Answered 8/12/2016
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Many: Most common things are acute respiratory infections URI mostly viral , flu or colds, and inhaled allergens or toxic gases, inadequate dose or lack of medications ( bronchodilators, steroids, oxygen).
Answered 6/10/2014
6.2k views
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