 The results of this study suggest that electronic cigarette, e-cigarette, vaping, containing nicotine and or 8, 9 or 10 or O-tetrahydronaban, NTHC, is associated with an outbreak of e-cigarette or vaping, product use associated lung injury, evali. Despite thousands being hospitalised with evali, much remains unknown about diagnosis, treatment and disease pathogenesis. Biomarkers of inflammation, oxidative stress and lipid mediators may help identify e-cigarette users with evali. This article was authored by Stephanie Pogeski, Gobindip Kor, Thavankamma Thumilage and others.