biostudies-literatureVidula MKNCATS NIH HHSNHLBI NIH HHS609-624https://www.ebi.ac.uk/biostudies/studies/S-EPMC9833283biostudies-literatureUnknown16(5)<h4>Background</h4>Myocardial injury in patients with COVID-19 and suspected cardiac involvement is not well understood.<h4>Objectives</h4>The purpose of this study was to characterize myocardial injury in a multicenter cohort of patients with COVID-19 and suspected cardiac involvement referred for cardiac magnetic resonance (CMR).<h4>Methods</h4>This retrospective study consisted of 1,047 patients from 18 international sites with polymerase chain reaction-confirmed COVID-19 infection who underwent CMR. Myocardial injury was characterized as acute myocarditis, nonacute/nonischemic, acute ischemic, and nonacute/ischemic patterns on CMR.<h4>Results</h4>In this cohort, 20.9% of patients had nonischemic injury patterns (acute myocarditis: 7.9%; nonacute/nonischemic: 13.0%), and 6.7% of patientJACC. Cardiovascular imagingMyocardial Injury on CMR in Patients With COVID-19 and Suspected Cardiac Involvement.PMC9833283R01 HL148103UL1 TR001863Lambers MTong MSMei WKwan JMVidula MKPyda MElliott MHan YKim JTurgut ACao JJMalahfji MSpetko NKaragodin ICowan EWong TCLaRocca GClark DEAl-Tabatabaee SPlein SAzad MRRajewska-Tabor JCassar MPPoenar AMGorecka MShah DJNeubauer SPatel ARBaldassarre LAKang YReinhardt SWChristia PChandrasekaran PSSalerno MKelle SVilla ADMChiribiri ATsao CWSimonetti OPAlvi NCraft JDoeblin PPark CNambiar LHughes SGRaman BfalseMyocardial Injury on CMR in Patients With COVID-19 and Suspected Cardiac Involvement.<h4>Background</h4>Myocardial injury in patients with COVID-19 and suspected cardiac involvement is not well understood.<h4>Objectives</h4>The purpose of this study was to characterize myocardial injury in a multicenter cohort of patients with COVID-19 and suspected cardiac involvement referred for cardiac magnetic resonance (CMR).<h4>Methods</h4>This retrospective study consisted of 1,047 patients from 18 international sites with polymerase chain reaction-confirmed COVID-19 infection who underwent CMR. Myocardial injury was characterized as acute myocarditis, nonacute/nonischemic, acute ischemic, and nonacute/ischemic patterns on CMR.<h4>Results</h4>In this cohort, 20.9% of patients had nonischemic injury patterns (acute myocarditis: 7.9%; nonacute/nonischemic: 13.0%), and 6.7% of patient2023-01-01T00:00:00Z2023 May2025-04-19T14:16:36.535Z2025-02-19T04:15:54.713ZS-EPMC98332833675242910.1016/j.jcmg.2022.10.021