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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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