Ten days after receiving the first dose of coronavirus disease vaccine, a 22-year-old woman in South Korea experienced myocarditis, myopathy, pericarditis, and gastroenteritis; rash subsequently developed. There was no evidence of prior infection with severe acute respiratory syndrome coronavirus 2. The diagnosis was multisystem inflammatory syndrome resulting from coronavirus disease vaccination.
Keywords: 2019 novel coronavirus disease; COVID-19; ChAdOx1 nCoV-19 vaccine; MIS-A; SARS-CoV-2; anti-S receptor-binding protein antibody; atrial fibrillation; coronavirus disease; multisystem inflammatory syndrome; myopathy; respiratory infections; severe acute respiratory syndrome coronavirus 2; vaccine-related adverse events; viruses; zoonoses.