Abnormal widening of the bronchi or their branches, causing a risk of infection.
- Hypersecretion is an important feature in many chronic airway diseases, including COPD, cystic fibrosis, bronchiectasis, and acute asthma.
- COPD is a subset of obstructive lung diseases that also includes cystic fibrosis, bronchiectasis and asthma.
- Babies with whooping cough can develop pneumonia, bronchiectasis (pockets of infection form in the small airways of the lungs) and/or collapsed lung.
Late 19th century: from Greek bronkhia (denoting the branches of the main bronchi) + ektasis 'dilatation'.
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