Patients with myocarditis have a clinical history of acute decompensation of heart failure, but they have no other underlying cardiac dysfunction or have low cardiac risk.
[emedicine.medscape.com]
[…] giant cell myocarditis, sarcoidosis, SLE, RA, scleroderma, kawasaki disease, IBD, dermatomyositis -highly variable -usually manifests in otherwise healthy person -no hx of cardiac
[quizlet.com]