Post covid myocarditis

The Incidence of Myocarditis and Pericarditis in Post COVID-19 Unvaccinated Patients-A Large Population-Based Study The authors declare no conflict of interest. Myocarditis and pericarditis are potential post-acute cardiac sequelae of COVID-19 infection, arising from adaptive immune responses. We aimed to study the incidence of post-acute COVID-19 myocarditis and pericarditis. Retrospective cohort study N = 196,992 adults after COVID-19 infection Clalit Health Services members in Israel March 2020 and January 2021 The control cohort (no infection) N = 590,976 adults Age- and sex-matched COVID infection cohort Nine post-COVID-19 patients developed myocarditis (%) Eleven patients were diagnosed with pericarditis (%). Non- COVID infection cohort 27 patients had myocarditis (%) 52 had pericarditis (%) Age adjusted