What is bronchiolitis obliterans syndrome? About 10% of recipients of donor marrow also develop bronchiolitis obliterans syndrome within five years. About 50% of people who have lung transplants will develop bronchiolitis obliterans syndrome within five years of their transplant procedure.

Popcorn lung is a rare disorder, but it can happen to anyone since it can result from an infection or exposure to certain substances.īronchiolitis obliterans can also occur without a specific exposure in people who've had a lung transplant.

Rheumatic conditions like rheumatoid arthritis.

Infections, like respiratory syncytial virus, some types of pneumonia and some types of bronchitis.

Medical conditions associated with developing popcorn lung Toxic substances associated with developing popcorn lung These chemicals are used in some types of manufacturing and can also be found in vapes and e-cigarettes. Who is more likely to get popcorn lung?Ĭertain people have a higher risk of developing bronchiolitis obliterans because they come in close contact with toxic substances in the air. There were also cases of the disease found in workers at a coffee roasting plant. The liquid in electronic cigarettes (e-cigarettes) or vapes also contains diacetyl. Providers diagnosed workers in those other industries who had breathed in diacetyl with bronchiolitis obliterans. Other industries used diacetyl for flavoring. The workers had breathed in diacetyl, a flavoring chemical used to make the popcorn taste buttery. The name probably comes from when researchers first identified the disease among workers in a microwave popcorn factory. Why is bronchiolitis obliterans called popcorn lung? Other terms for this condition include obliterative bronchiolitis or constrictive bronchiolitis. If you have this condition, these airways become inflamed, damaged and then scarred because of inhaling toxic substances or from infections. The bronchioles are the smallest airways in your lungs. What is popcorn lung?īronchiolitis obliterans, also called popcorn lung, is a respiratory condition that affects the bronchioles of your lungs. Bronchiolitis obliterans (known as popcorn lung) affects the smallest airways of the lungs, the bronchioles.

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