5 Facts you should know about

Bronchiolitis obliterans

An inflammatory condition that affects the bronchioles

In affected people, the bronchioles may become damaged and inflamed leading to extensive scarring that blocks the airways

Signs and symptoms of the condition include a dry cough shortness of breath, and/or fatigue and wheezing in the absence of a cold or asthma

Many different chemicals (such as nitrogen oxides, ammonia, welding fumes, or food flavoring fumes) and respiratory infections can cause lung injury that leads to bronchiolitis obliterans

It can also be associated with rheumatoid arthritis and graft-versus-host disease following a lung or hematopoietic cell transplantation

See our full disease profile

Rare Immunology News