Wheezing
Wheezing occurs due to narrowed or obstructed airways. It occurs more in the upper airways and its higher velocity airways, where there is more turbulence.
Wheeze is often associated with asthma. However, it can also be caused by:
- congestive heart failure
- endobronchial obstruction by mucus, tumour, or foreign body
- vocal cord abnormalities
- acute bronchitis
- atopic asthma
- aspiration
- viral RTI
infants
causes in infants
- small airways: children grow out
- bronchopulmonary displasia
Children who experience recurrent episodes of wheezing - more than three than
Additional Resources
Audio of four wheezes (East Tenessee State University, Dr David Arnall).