A 62-year-old male patient with nonischemic cardiomyopathy (negative coronary angiography 2 years ago) presents with progressive exertional shortness of breath that is now occurring at rest; he reports no chest pain. He requires bilevel positive airway pressure; his blood pressure is 170/100 mmHg. An electrocardiogram demonstrates nonspecific ST-T wave changes. A chest X-ray shows pulmonary edema. Initial troponin is 0.08 ng/ml and increases to 0.18 ng/ml over the next 3 hours.

Clinical Topics: Acute Coronary Syndromes, Heart Failure and Cardiomyopathies, Invasive Cardiovascular Angiography and Intervention, Noninvasive Imaging, Acute Heart Failure, Interventions and ACS, Interventions and Imaging, Angiography, Nuclear Imaging

Keywords: Acute Coronary Syndrome, Myocardial Reperfusion Injury, Myocardial Infarction, Troponin, Coronary Angiography, Pulmonary Edema, Blood Pressure, X-Rays, Electrocardiography, Chest Pain, Blood Pressure Determination, Heart Failure, Cardiomyopathies, Dyspnea, Diabetes Mellitus, Type 2

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