CT Findings and Patterns of e-Cigarette or Vaping Product Use-Associated Lung Injury

Abstract Background: e-Cigarette or vaping-induced lung injury (EVALI) causes a spectrum of CT lung injury patterns. Relative frequencies and associations with vaping behavior are unknown. Research Question: What are the frequencies of imaging findings and CT patterns in EVALI and what is the relationship to vaping behavior? Study Design and Methods: CT scans of 160 subjects with EVALI from 15 institutions were retrospectively reviewed. CT findings and patterns were defined and agreed on via consensus. The parenchymal organizing pneumonia (OP)