Which following is not a causes of bronchiectasis
a.Cystic fibrosis
b.Sinusitis
c.Tuberculous
d.Measles
e.Asthma
Answer
Congenital
- Deficiency of bronchial wall elements
- Pulmonary sequestration
Mechanical bronchial obstruction
Intrinsic:
- Foreign body
- Inspissated mucus
- Post-tuberculous stenosis
- Tumour
Extrinsic:
Postinfective bronchial damage
- Bacterial and viral pneumonia, including pertussis, measles and aspiration pneumonia
Granuloma
- Tuberculosis, sarcoidosis
Diffuse diseases of the lung parenchyma
- idiopathic pulmonary fibrosis
Immunological over-response
- Allergic bronchopulmonary aspergillosis
- Post-lung transplant
Immune deficiency
Primary:
- Panhypogammaglobulinaemia
- Selective immunoglobulin deficiencies (IgA and IgG2)
Secondary:
- HIV and malignancy
- Mucociliary clearance defects
Genetic:
- Primary ciliary dyskinesia (Kartagener’s syndrome with
- dextrocardia and situs inversus)
- Cystic fibrosis
Acquired:
- Young’s syndrome – azoospermia, sinusitis