Emphysema is a lung disease that damages the air sacs, making it difficult to breathe, especially during physical activity. Smoking is the primary cause of emphysema, but exposure to irritants, ...

A CT scan of healthy lungs looks typical in size with no inflammation, allowing the diaphragm to dome. Lungs with emphysema can look overinflated, with muscle loss, making the diaphragm misshapen. The ...

Hyperinflation refers to the lung’s increase in size due to the trapped air that has caused them to expand. The BREATHE-3 trial uses self-expanding nitinol airway scaffolds that are placed ...

Emphysema is a lung condition often caused by smoking, leading to damage of the air sacs, which can make it difficult to breathe. The stages of emphysema are determined by symptoms and breathing tests ...