• Publications
  • Influence
Guidelines for the cardiac sonographer in the performance of contrast echocardiography: a focused update from the American Society of Echocardiography.
Thomas R. Porter, MD, FASE (Chair), Sahar Abdelmoneim, MD, J. Todd Belcik, BS, RCS, RDCS, FASE, Marti L. McCulloch,MBA, RDCS, FASE, Sharon L.Mulvagh,MD, FASE, Joan J. Olson, BS, RDCS, RVT, FASE,Expand
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The role of echocardiography in hemodynamic assessment of septic shock.
Echocardiography is a rapid, noninvasive, comprehensive cardiac assessment option for patients presenting with hemodynamic instability. In patients with septic shock, echocardiography can be used toExpand
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A predictive instrument using contrast echocardiography in patients presenting to the emergency department with chest pain and without ST-segment elevation.
OBJECTIVE Risk stratification of patients presenting to the emergency department (ED) with suspected cardiac chest pain (CP) and an undifferentiated electrocardiogram (ECG) is difficult. WeExpand
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Future Applications of Contrast Ultrasound
  • K. Wei
  • Medicine
  • Journal of cardiovascular ultrasound
  • 1 September 2011
Contrast agents are currently used during echocardiography for enhancement of structure and function, as well as for perfusion imaging. The next frontiers in contrast ultrasonography are targetedExpand
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Myocardial contrast echocardiography (MCE) with triggered ultrasound does not cause premature ventricular complexes: evidence from PB127 MCE studies.
Previous studies suggest that myocardial contrast echocardiography using high mechanical index triggered ultrasound can be associated with increased frequency of the premature ventricular complexExpand
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The effect of Definity on systemic and pulmonary hemodynamics in patients.
BACKGROUND The purpose of this study was to evaluate the pulmonary and systemic hemodynamic effects of Definity in patients with normal as well as those with elevated pulmonary artery pressure atExpand
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Myocardial perfusion during warm antegrade and retrograde cardioplegia: a contrast echo study.
BACKGROUND We evaluated distribution of warm antegrade and retrograde cardioplegia in patients undergoing coronary artery bypass grafting (CABG). METHODS Myocardial perfusion was evaluated pre- andExpand
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Utility contrast echocardiography in the emergency department.
  • K. Wei
  • Medicine
  • JACC. Cardiovascular imaging
  • 1 February 2010
The diagnosis and risk stratification of patients presenting with suspected cardiac chest pain to the emergency department (ED) is difficult, inefficient, and costly. Echocardiography can be used toExpand
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Contrast echocardiography: applications and limitations.
  • K. Wei
  • Medicine
  • Cardiology in review
  • 2012
Echocardiography is one of the most commonly used noninvasive imaging modalities in cardiology. Its portability, lack of ionizing radiation, excellent temporal and spatial resolution, and low costExpand
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Contrast ultrasound in the assessment of patients presenting with suspected cardiac ischemia.
Echocardiography is a portable technology that can be used to assess myocardial, pericardial, and valvular structure and function. Doppler echocardiography provides the ability to evaluate blood flowExpand
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