<unk>  is an inflammatory obstruction of the lung's tiniest airways, called bronchioles. The bronchioles become damaged and inflamed by chemical particles or respiratory infections, particularly after organ transplants, leading to extensive scarring that blocks the airways. The disease is sometimes referred to as constrictive<unk> , a similar condition in which the small airways become constricted in diameter because of inflammation and scarring.
Bronchiolitis obliterans
Bronchocentric granulomatosis
Diffuse panbronchiolitis
Lymphomatoid granulomatosis
Wegeners granulomatosis
Occupational asthma
Chronic bronchitis
Asbestosis