Pulmonary emphysema

Definition Pulmonary emphysema is the over-inflation of the alveoli. Lung emphysema often occurs as a result of long-term, chronic lung diseases. The fine pulmonary alveoli, the so-called “alveoli”, are separated from each other by thin walls. The walls between the alveoli are also involved in squeezing air out of the lungs during exhalation. As a … Pulmonary emphysema