Popcorn lung. Vaping lung injury. Lets stop confusing the two., Popcorn lung is the lazy name for bronchiolitis obliteransa disease of the small airways, not the alveoli. , It got its name from Popcorn Lung: A Dangerous Risk of Flavored E Cigarettes American Lung Association Vaping is being described as deadly. A life altering diagnosis of popcorn lung in a U.S. teenager is raising alarm about the hidden dangers of flavored e cigarettes. A U.S. teenager's three year vaping habit Can Vaping Cause Lung Cancer? Here's What We Know.