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5 Facts you should know about

Bronchiolitis obliterans

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1

An inflammatory condition that affects the bronchioles

2

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

3

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

4

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

5

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

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