Asthma and COPD are the most commonly diagnosed chronic lung diseases. Both involve inflammation of the airways, obstruction of ... on a single definition of the syndrome. Because ACOS means ...

Acute chest syndrome, a life-threatening complication ... Clumps of these sickle cells that develop in the lungs can cause an obstruction in normal blood flow through the lungs.

Constrictive bronchiolitis obliterans is an important respiratory illness because ... early inspiratory crackles and irreversible airflow obstruction by pulmonary function testing.

To study further the possible benefit of steroid treatment, we have investigated in a double-blind, controlled manner the effect of prednisone in 10 patients with severe pulmonary emphysema.