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Two months after an inferoposterior myocardial infarction, a 71-year-old woman presented to her physician with a one-week history of acutely worsening shortness of breath and exertional dyspnea. At the time of the initial event, a transthoracic echocardiogram demonstrated akinesis of the inferoposterior wall, with no other clinically significant abnormalities. Because of the patient's recurrent symptoms, two-dimensional echocardiography was repeated and revealed a large (approximately 5 by 9 cm) pseudoaneurysm (PSEUDO) in the posterior pericardial space that communicated with the left ventricle (LV) through a 3-cm defect in the posterior left ventricular free wall (Panel A). RV denotes right ventricle, and . . . [Full Text of this Article] |