Jong-Ho Nam

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BACKGROUND The characteristics and prognostic value of the variability of premature ventricular contraction (PVC) coupling intervals (CIs) for cardiac mortality are not yet decisive. METHODSANDRESULTS In 133 consecutive patients (58±14 years old, 53 women) who had left ventricular dysfunction (LVD: ejection fraction <50%) and frequent PVCs (≥10/h) who(More)
BACKGROUND The purpose of this study was to investigate the clinical usefulness of myocardial contrast echocardiography (MCE) to distinguish stress-induced cardiomyopathy (SCMP) from acute myocardial infarction (AMI) in the emergency department (ED). METHODS AND RESULTS We investigated 51 patients (62±13 years, 29 women) who had suspected SCMP in the ED(More)
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