The North American COVID-19 ST-Segment Elevation Myocardial Infarction (NACMI) Registry reported a 25 percent reduction in early mortality in 2021 compared to 2020 among patients with ST-segment elevation myocardial infarction (STEMI) and COVID-19 infection. STEMI is a severe heart attack that affects the heart’s lower chambers when the artery to the heart is completely blocked. […]

