2 doctors weighed in:
What can cause bronchitis?
2 doctors weighed in

Dr. Sue Ferranti
Internal Medicine
1 doctor agrees
In brief: Causes...
Acute bronchitis is usually due to either a bacterial or viral infection.
Chronic bronchitis, a form of copd, is usually due to smoking.

In brief: Causes...
Acute bronchitis is usually due to either a bacterial or viral infection.
Chronic bronchitis, a form of copd, is usually due to smoking.
Dr. Sue Ferranti
Dr. Sue Ferranti
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Dr. Aaron Milstone
Board Certified, Internal Medicine - Pulmonology
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