'A direct, toxic chemical injury': What vaping does to the lungs.
Toxic chemical burns may be behind the hundreds of vaping-linked illnesses spiking across the country, according to new images of lung tissue taken from people who got sick after vaping.New England Journal of MedicineThe findings provide a better understanding of what's actually happening to the lungs in these cases. They're also meant to give other doctors a frame of reference for what the vaping-related lung injuries look like under a microscope, as well as help in diagnosis.
It looks like the kind of injury that we normally see when a person is exposed to a spilled drum of toxic chemicals at their workplace. "It looks like the kind of injury that we normally see when a person is exposed to a spilled drum of toxic chemicals at their workplace," said Dr. Brandon Larsen, an author of the study and a surgical pathologist at the Mayo Clinic in Scottsdale, Arizona. He and his team are often called upon to examine lung tissue for a second opinion, or in cases that have perplexed other physicians.
These images of lung tissue show severe chemical injuries caused by vaping unknown substances. On the top right is a cross section of a small airway. The pink circular structure is the airway wall. Pathologists explain there should be nothing in the middle of that structure so air can flow easily. Instead, the image shows widespread inflammation and injury, inhibiting oxygen flow.
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