Cystic bronchiectasis is one of the less common morphological forms of bronchiectasis. It is characterised by saccular dilatation of bronchi that extend to the pleural surfaces. When aggregated these may give a "bunch of grapes" like appearance. It may be present on its own or may be occur in combination with other forms of bronchiectasis.
It may occur in congental or acquired forms
- congenital: congenital cystic bronchiectasis
- recurrent childhood infection
- recurrent aspiration
- immunodeficiency states
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