“…The case series and case reports detailed symptoms at diagnosis including respiratory, gastrointestinal, and constitutional symptoms; and information on the treatment and outcomes of numerous patients with EVALI. Among the case reports ( n = 34) [ 70 – 102 , 139 ], 10 studies were adolescent patients (12 to 17 year olds), and 23 involved young adults (18 to 29 year olds); 31 of the 34 cases reported vaping THC or THC use was confirmed through urine analysis. Different diagnostic presentations of individuals with EVALI were provided in the articles, which aligned with the broad case definition established by the CDC, which includes (1) e-cigarette use or dabbing resin within 90 days of symptom onset, (2) pulmonary infiltrate present on radiographs, (3) no evidence of pulmonary infection with minimum workup of a viral respiratory panel and influenza testing, and (4) no evidence of alternative plausible diagnosis [ 4 ].…”