Research Topics
| Siu Sun YaoSummaryAffiliation: Beth Israel Medical Center Country: USA Publications
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Detail Information
Publications
Prospective validation of a quantitative method for differentiating ischemic versus nonischemic cardiomyopathy by technetium-99m sestamibi myocardial perfusion single-photon emission computed tomographySiu Sun Yao
Division of Cardiology, St Luke s Roosevelt Hospital Center and Columbia University College of Physicians and Surgeons, New York, New York 10019, USA
Clin Cardiol 27:615-20. 2004..Quantitative analysis of perfusion patterns among patients with LV dysfunction offers an opportunity for developing criteria to differentiate ischemic from nonischemic cardiomyopathy...- Risk stratification using stress echocardiography: incremental prognostic value over historic, clinical, and stress electrocardiographic variables across a wide spectrum of bayesian pretest probabilities for coronary artery diseaseSripal Bangalore
Department of Medicine, Division of Cardiology, St Luke s Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, New York 10025, USA
J Am Soc Echocardiogr 20:244-52. 2007.... - The changing paradigm of stress echocardiography: risk stratification, prognosis, and future directionsSiu Sun Yao
Department of Medicine, Division of Cardiology, St Luke s Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, NY 10025, USA
Hosp Pract (Minneap) 38:26-39. 2010.... - Prognostic implications of stress echocardiography and impact on patient outcomes: an effective gatekeeper for coronary angiography and revascularizationSiu Sun Yao
Department of Medicine, Division of Cardiology, St Luke s Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, NY 10025, USA
J Am Soc Echocardiogr 23:832-9. 2010..The purpose of this study was to evaluate the clinical outcomes of coronary angiography, revascularization, and cardiac events in patients undergoing stress echocardiography... - Risk stratification and prognosis in octogenarians undergoing stress echocardiographic studyFarooq A Chaudhry
Department of Medicine, Division of Cardiology, St Luke s Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, 1111 Amsterdam Avenue, New York, NY 10025, USA
Echocardiography 24:851-9. 2007..The prognostic value of stress echocardiography (SE) for the diagnosis and risk stratification of coronary artery disease in octogenarians is not well defined... - Transient ischemic left ventricular cavity dilation is a significant predictor of severe and extensive coronary artery disease and adverse outcome in patients undergoing stress echocardiographySiu Sun Yao
Department of Medicine, Division of Cardiology, St Luke s Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, New York 10025, USA
J Am Soc Echocardiogr 20:352-8. 2007..The significance of transient ischemic dilation during stress echocardiography is not well defined... - Role of left atrial size in risk stratification and prognosis of patients undergoing stress echocardiographySripal Bangalore
Department of Medicine, Division of Cardiology, St Luke s Roosevelt Hospital and Columbia University, New York, New York 10025, USA
J Am Coll Cardiol 50:1254-62. 2007..The purpose of this study was to evaluate the role of diastolic dysfunction as measured by left atrial (LA) size in patients undergoing stress echocardiography (SE)... - Usefulness of stress echocardiography for risk stratification and prognosis of patients with left ventricular hypertrophySripal Bangalore
Department of Medicine, Division of Cardiology, St Luke s Roosevelt Hospital and Columbia University, New York, New York, USA
Am J Cardiol 100:536-43. 2007..However, abnormal stress echocardiographic results portend a worse prognosis in patients with either concentric or eccentric LV hypertrophy... - Comparison of stress-induced myocardial ischemia in patients with and without coronary arterial collateralsFarooq A Chaudhry
St Luke s Roosevelt Hospital and Columbia University, New York, New York 10025, USA
Am J Cardiol 94:1232-6. 2004..Moreover, the presence of jeopardized angiographic coronary collaterals (group C) is associated with a higher angiographic jeopardy score, higher baseline WMSI, and decreased ejection fraction... - Novel stress echocardiographic model incorporating the extent and severity of wall motion abnormality for risk stratification and prognosisSiu-Sun Yao
Department of Medicine, Division of Cardiology, St. Luke's-Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, 1111 Amsterdam Avenue, New York, NY 10025, USA
Am J Cardiol 94:715-9. 2004..The extent and severity of wall motion abnormalities by stress echocardiography are independent and cumulative predictors of prognosis in patients who have suspected or known ischemic heart disease... - Comparison of prognostic value of stress echocardiography versus stress electrocardiography in patients with suspected coronary artery diseaseJo Mahenthiran
St. Luke's-Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, New York, USA
Am J Cardiol 96:628-34. 2005..In addition, peak wall motion score index and ejection fraction by ECHO are stronger prognostic markers over stress electrocardiography in patients who are evaluated for coronary artery disease... - Role of right ventricular wall motion abnormalities in risk stratification and prognosis of patients referred for stress echocardiographySripal Bangalore
Department of Medicine, Division of Cardiology, St Luke s Roosevelt Hospital and Columbia University, New York, New York 10025, USA
J Am Coll Cardiol 50:1981-9. 2007..The purpose of this study was to evaluate the prognostic value of assessing right ventricular (RV) wall motion abnormalities during stress echocardiography (SE)... - Incremental prognostic value of stress echocardiography over clinical and stress electrocardiographic variables in patients with prior myocardial infarction: "warranty time" of a normal stress echocardiogramSripal Bangalore
Department of Medicine, Division of Cardiology, St. Luke's-Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, New York 10025, USA
Echocardiography 23:455-64. 2006..A normal stress echocardiogram portends a benign prognosis (<1% event rate/year) for up to 18 months... - Standing and exercise Doppler echocardiography in obstructive hypertrophic cardiomyopathy: the range of gradients with upright activitySandeep Joshi
St Luke s Roosevelt Hospital Center, Columbia University, College of Physicians and Surgeons, New York, New York 10019, USA
J Am Soc Echocardiogr 24:75-82. 2011..Standing is a fundamental activity of daily life. This study examined acquisition of standing, Valsalva, and post-exercise left ventricular outflow tract gradients in HCM... - Role of angiographic coronary artery collaterals in transient ischemic left ventricular cavity dilatation during stress echocardiographySripal Bangalore
Department of Medicine, Division of Cardiology, St Luke's-Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, New York 10025, USA
Clin Cardiol 29:305-10. 2006.... - Assessment of myocardial viability with dobutamine stress echocardiography in patients with ischemic left ventricular dysfunctionSiu-Sun Yao
Division of Cardiology, Department of Medicine, St. Luke's Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, NY 10025, USA
Echocardiography 22:71-83. 2005..Low-dose dobutamine response can accurately predict improvement of dysfunctional yet viable myocardial regions, and thus identify a subset of patients whose LV function will improve following successful coronary revascularization... - Comparison of heart rate reserve versus 85% of age-predicted maximum heart rate as a measure of chronotropic response in patients undergoing dobutamine stress echocardiographySripal Bangalore
Department of Medicine, Division of Cardiology, St. Luke's-Roosevelt Hospital and Columbia University, New York, NY, USA
Am J Cardiol 97:742-7. 2006..In the setting of low HRR, normal stress echocardiographic results are prognostically less benign, whereas abnormal stress echocardiographic results are prognostically more malignant... - Prognostic value of stress echocardiogram in patients with angiographically significant coronary artery diseaseSiu Sun Yao
Valley Health System, Ridgewood, New Jersey, USA
Am J Cardiol 109:153-8. 2012.... - Prediction of myocardial infarction versus cardiac death by stress echocardiographySripal Bangalore
Department of Medicine, Division of Cardiology, St Luke s Roosevelt Hospital and Columbia University, New York, New York 10025, USA
J Am Soc Echocardiogr 22:261-7. 2009.... - Isometric handgrip exercise during dobutamine-atropine stress echocardiography increases heart rate acceleration and decreases study duration and dobutamine and atropine dosageSiu-Sun Yao
Division of Cardiology, St. Luke's-Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, New York 10019, USA
Clin Cardiol 26:238-42. 2003..In patients not on beta-blocker medication, handgrip exercise should be routinely incorporated into all DASE protocols... - Stress function index, a novel index for risk stratification and prognosis using stress echocardiographySripal Bangalore
Division of Cardiology, Department of Medicine, St Luke's-Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, New York 10025, USA
J Am Soc Echocardiogr 18:1335-42. 2005..The results of stress echocardiography should routinely combine peak WMSI and EF for effective risk stratification... - Practical applications in stress echocardiography: risk stratification and prognosis in patients with known or suspected ischemic heart diseaseSiu Sun Yao
Department of Medicine, Division of Cardiology, St. Luke's-Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, New York 10025, USA
J Am Coll Cardiol 42:1084-90. 2003..A normal stress echocardiographic study (peak WMSI = 1.0) confers a benign prognosis (0.9%/year cardiac event rate). Peak WMSI >1.7 and EF < or =45% are independent markers of patients at high risk of an adverse clinical outcome... - Stress protocols and tracersMilena J Henzlova
J Nucl Cardiol 13:e80-90. 2006