BRONCHIECTASIS:
Bronchial cyst
Repeated gastric acid aspiration
Or due to foreign bodies
Necrotizing pneumonia
Chemical corrosive substances
Hypogammaglobulinemia
Immotile cilia syndrome
Eosinophilia (pulmonary)
Cystic fibrosis
Tuberculosis (primary)
Atopic bronchial asthma
Streptococcal pneumonia
In Young's syndrome
Staphylococcal pneumonia