Although the pathogenesis of myocardial stunning has not been definitively established, the
two major hypotheses are that it is caused by the generation of oxygen-derived free radicals …

Stress echocardiography is the combination of 2D echocardiography with a physical,
pharmacological or electrical stress. The diagnostic end point for the detection of myocardial …

Objectives”, explains how to select and use various test methods for evaluating disease
states, the prognosis, and the effects of treatment. References to the literature published …

Cardiovascular stress testing remains the mainstay of provocative evaluation for patients
with known or suspected coronary artery disease. Stress echocardiography has become a …

Objectives. This study sought to document the safety of dobutamine stress
echocardiography as it has evolved at a single center and to define predictors of adverse …

Objectives. This study sought to evaluate the time course of improvement of left ventricular
(LV) dysfunction in stable patients and its implications on the accuracy of dobutamine …

Background—Residual viable myocardium identified by dobutamine stress after myocardial
infarction may act as an unstable substrate for further events such as subsequent angina …

Background—The assessment of return of function within dysfunctional myocardium after
acute myocardial infarction (MI) using contractile reserve has been primarily qualitative …

Historically, risk stratification for survivors of acute myocardial infarction (AMI) has centered
on 3 principles: assessment of left ventricular function, detection of residual myocardial …

Objectives: We sought to compare myocardial contrast echocardiography with low dose
dobutamine echocardiography for predicting 1-month recovery of ventricular function in …