most common cause of bronchiectasis is postinfectious
- related: chronic bronchiectasis
- tags: #permanent #pulmonology
There are many causes of bronchiectasis. However, most common cause in adult patients are post infectious followed by idiopathic. In general, it is divided into CF vs non-CF causes as management can be different.
- immunodeficient disorders
- HIV
- IgG deficiency: CVID, X-linked agammaglobulinemia
- yellow nail syndrome
- chronic infections
- Allergic bronchopulmonary aspergillosis ABPA
- COPD
- TB or non TB
- genetic and hereditary disorders:
- CF, primary ciliary dyskinesia, alpha 1 antitrypsin disease
- Mournier-Kuhn syndrome
- Williams Campbell
- Ehlers Danlos
- autoimmune:
- ABPA
- rheumatoid
- sjogren
- IBD (UC, Crohn's disease) 1
- anatomic disease
- obstruction from tumors, foreign bodies, stenosis
- chronic aspiration
The prevalence of CF in white people in the United States is about 1:3,200, while the prevalence of non-CF bronchiectasis is closer to 1:300 for US male patients.2
