Critical Clues on E cigarette, or Vaping, Product Use Associated Lung Injury CDC What is ecigarette or vaping product useassociated lung injury (EVALI)? New medical research is raising concerns about possible links between vaping and bronchiolitis obliterans also known as popcorn lung, a rare and irreversible lung disease. Health experts say more long term Warning issued over new harmful lung illness EVALI caused by vaping Electronic Cigarette or Vaping Product Useassociated Lung Injury: Diffuse Alveolar DamageRadiology: Cardiothoracic Imaging