... Moriyama Y, Arai H, Okajima K: Effect of activated protein C on plasma plasminogen activator inhibitor activity in patients with acute myocardial infarction treated with alteplase J Am Coll Cardiol ... Ventriculogram and coronary angiogram day post ST-elevation myocardial infarction Ventriculogram and coronary angiogram day post ST-elevation myocardial infarction (A, B) Ventriculogram (left anterior ... indistinguishable from myocardial infarction For patients with myocarditis, a definitive diagnosis cannot be made without tissue biopsy and cultures Takotsubo cardiomyopathy will typically have...