Symptomatic Acute Myocarditis in 7 Adolescents After Pfizer-BioNTech COVID-19 Vaccination

September 1, 2021

Marshall; Ferguson; Lewis; Jaggi et al.

Official Journal of the American Academy of Pediatrics

Seven cases of acute myocarditis or myopericarditis were reported in healthy adolescent males presenting with chest pain within 4 days after the second dose of the Pfizer-BioNTech COVID-19 vaccine. Five patients had fever around the time of presentation. All 7 patients resolved their symptoms rapidly. Three patients were treated only with non-steroidal anti-inflammatory drugs and 4 received intravenous immunoglobulin and corticosteroids. Three patients were treated with non-steroidal anti-inflammatory drugs and 4 received intravenous immunoglobulin and corticosteroids. A causal relationship between vaccine administration and myocarditis has not been established.

Marshall M, Ferguson ID, Lewis P, et al. Symptomatic Acute Myocarditis in 7 Adolescents After Pfizer-BioNTech COVID-19 Vaccination. Pediatrics 2021; 148: e2021052478.

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