Vaping

1).

Potential complications include

• Pulmonary complications

Patients present with respiratory symptoms, gastrointestinal symptoms (pain), or other constitutional symptoms within 90 days after e-cigarette or vapor use.  Subjective fever is the most common complaint. Patients may be tachycardic, tachypneic, or hypoxic. The condition may progress to acute respiratory distress syndrome.

The diagnosis is made by history of recent e-cigarette or vapor use and exclusion of other cause of lung injuries (eg, infection). Laboratory test may show leukocytosis with eosinophilia. Imaging studies of the lungs show bilateral lung opacities, most clearly seen with CT scan.

1. 1. Hajek P, Phillips-Waller A, Przulj D, et al N Engl J Med 380:629–637, 2019. doi: 10.1056/NEJMoa1808779