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

Bronchiolitis obliterans is one of these patterns 5. Clinically, bronchiolitis obliterans is a severe and rapidly progressive irreversible airflow obstruction that is sometimes associated with ELP.

There are several causes and clinical settings associated with the CB obliterans lesion ( Box 1). Idiopathic obliterative bronchiolitis disorder is rare and has been described in only a few case ...