Chronic bronchitis is an established phenotype with a clinical definition, associated outcomes, and targeted treatments. [1] The same cannot be said for emphysema, but a recently published letter [2] ...

Emphysema happens gradually as tobacco smoke or other pollutants damage the tiny air sacs in your lungs called alveoli. Normally, some 300 million alveoli help bring oxygen into your body and get rid ...

Visually assessed pulmonary emphysema independently predicted modestly elevated all-cause mortality risk over 25 years of follow-up in patients with a history of smoking. After controlling for other ...

Surgical emphysema is another term for subcutaneous emphysema. It occurs when air or gas enters the subcutaneous tissue, which is the deepest layer of the skin. People can develop surgical emphysema ...

Subcutaneous emphysema is the medical term for air becoming trapped in tissues beneath the skin. It is rare, but may occur as a result of trauma, injury, infection, or certain medical procedures.