Bronchiolitis is a viral lung infection that causes inflammation in the smallest air passages in your lungs called bronchioles. Although it’s generally a childhood condition, bronchiolitis can also ...

Constrictive bronchiolitis obliterans is an important respiratory illness because of its underlying irreversible fibrotic process, and is defined as concentric fibrosis in the bronchiolar submucosal ...

Lung damage causes proliferation of P63-expressing cells in bronchioles, migration to damaged tissue, and regeneration of alveoli. Scientists have identified a subset of stem cells in rodents and in ...

The major sites of obstruction in chronic obstructive pulmonary disease (COPD) are small airways (<2 mm in diameter). We wanted to determine whether there was a relationship between small-airway ...

Disease of small airways may be common to various chronic obstructive lung diseases. Because R p is normally so small, there may be considerable obstruction in peripheral airways that would affect ...

The gas exchange system is responsible for getting oxygen into the blood and removing carbon dioxide as a person breathes. Breathing is also called 'ventilation' and is the movement of gases into and ...