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What are bronchioles?

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Inside your lungs, tubes split again and again, like the branches of a tree. The smallest of those branches are called bronchioles, and they end in tiny air sacs called alveoli. The alveoli are where the oxygen is picked up by your blood.

SOURCES: 

NIH Genetic and Rare Diseases Information Center: "Bronchiolitis obliterans."

American Lung Association: "Popcorn Lung: A Dangerous Risk of Flavored E-Cigarettes."

National Institute of Occupational Safety and Health: "Flavorings-Related Lung Disease."

National Jewish Health: "Bronchiolitis Obliterans."

Toxicology Reports: "Pathology, toxicology, and latency of irritant gases known to cause bronchiolitis obliterans disease: Does diacetyl fit the pattern?"

EnvironmentalHealth Perspectives: "Flavoring Chemicals in E-Cigarettes: Diacetyl, 2,3-Pentanedione, and Acetoin in a Sample of 51 Products, Including Fruit-, Candy-, and Cocktail-Flavored E-Cigarettes."

Environmental Protection Agency: "Sulfur Dioxide."

Seminars in Respiratory and Critical Care Medicine: "Occupational and Environmental Bronchiolar Disorders."

Seminars in Respiratory and Critical Care Medicine: "Bronchiolitis Obliterans Syndrome -- The Achilles' Heel of Lung Transplantation."

Johns Hopkins Arthritis Center: "Rheumatoid Lung Disease."

Reviewed by Gabriela Pichardo on April 17, 2021

SOURCES: 

NIH Genetic and Rare Diseases Information Center: "Bronchiolitis obliterans."

American Lung Association: "Popcorn Lung: A Dangerous Risk of Flavored E-Cigarettes."

National Institute of Occupational Safety and Health: "Flavorings-Related Lung Disease."

National Jewish Health: "Bronchiolitis Obliterans."

Toxicology Reports: "Pathology, toxicology, and latency of irritant gases known to cause bronchiolitis obliterans disease: Does diacetyl fit the pattern?"

EnvironmentalHealth Perspectives: "Flavoring Chemicals in E-Cigarettes: Diacetyl, 2,3-Pentanedione, and Acetoin in a Sample of 51 Products, Including Fruit-, Candy-, and Cocktail-Flavored E-Cigarettes."

Environmental Protection Agency: "Sulfur Dioxide."

Seminars in Respiratory and Critical Care Medicine: "Occupational and Environmental Bronchiolar Disorders."

Seminars in Respiratory and Critical Care Medicine: "Bronchiolitis Obliterans Syndrome -- The Achilles' Heel of Lung Transplantation."

Johns Hopkins Arthritis Center: "Rheumatoid Lung Disease."

Reviewed by Gabriela Pichardo on April 17, 2021

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What happens when someone has popcorn lung?

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