Ct scan of a patients lung with Bronchiectasis.Note the dilated bronchi extending right beneath the pleura.HRCT is considered the standard for diagnosing Bronchiectasis.
Causes of Bronchiectasis:
1)Pulmonary Infections
2)Bronchial obstruction
3)Cystic fibrosis
4)Primary ciliary dyskinesia
5)Allergic bronchopulmonary Aspergillosis
6)Alpha1 antitrypsin deficiency
7)Pulmonay malignancy(like Squamous cell and Small cell carcinoma which mostly arises in central airway causing obstruction)
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