title: An echo-dense mass in the pericardial space as a sign of left ventricular free wall rupture during acute myocardial infarction.
mesh_terms: D000368:Aged; D004452:Echocardiography; D006341:Heart Rupture / Q000175:diagnosis*; D006342:Heart Rupture, Post-Infarction / Q000175:diagnosis*; D006352:Heart Ventricles; D006801:Humans; D008297:Male