Study of 3082 pts w/ muscle disease; 14 had adult IIM w/ myocarditis. Mean: 54 yrs, 71% black, Antisynthetase syndrome in 64% (Jo1=4, PL12=3); 79%) w/ active myositis, 93% hosp); 5 yr myocarditis survival 53% (6 died; all w/ LVEF < 40%) https://t.co/HChGMU2nBv https://t.co/36weNDoV97