Stephen G. Sawada

7.6k total citations · 3 hit papers
132 papers, 5.4k citations indexed

About

Stephen G. Sawada is a scholar working on Cardiology and Cardiovascular Medicine, Radiology, Nuclear Medicine and Imaging and Surgery. According to data from OpenAlex, Stephen G. Sawada has authored 132 papers receiving a total of 5.4k indexed citations (citations by other indexed papers that have themselves been cited), including 113 papers in Cardiology and Cardiovascular Medicine, 84 papers in Radiology, Nuclear Medicine and Imaging and 30 papers in Surgery. Recurrent topics in Stephen G. Sawada's work include Cardiac Imaging and Diagnostics (82 papers), Cardiovascular Function and Risk Factors (64 papers) and Cardiac Valve Diseases and Treatments (18 papers). Stephen G. Sawada is often cited by papers focused on Cardiac Imaging and Diagnostics (82 papers), Cardiovascular Function and Risk Factors (64 papers) and Cardiac Valve Diseases and Treatments (18 papers). Stephen G. Sawada collaborates with scholars based in United States, Australia and Japan. Stephen G. Sawada's co-authors include Harvey Feigenbaum, Douglas S. Segar, Thomas Ryan, Patricia A. Pellikka, Stephen Brown, William F. Armstrong, Naomi S. Fineberg, Timothy A. Ryan, Sherif F. Nagueh and Abdou Elhendy and has published in prestigious journals such as Circulation, Journal of the American College of Cardiology and PLoS ONE.

In The Last Decade

Stephen G. Sawada

129 papers receiving 5.2k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Echocardiographic detection of coronary artery disease during dobutamine infusion.

1991 564 citations Stephen G. Sawada, Douglas S. Segar et al. Circulation profile →
American Society of Echocardiography Recommendations for Performance, Interpretation, and Application of Stress Echocardiography

2007 518 citations Stephen G. Sawada et al. Journal of the American Society of Echocardiography profile →
Guidelines for Performance, Interpretation, and Application of Stress Echocardiography in Ischemic Heart Disease: From the American Society of Echocardiography

2019 255 citations Stephen G. Sawada et al. Journal of the American Society of Echocardiography profile →

Peers

Stephen G. Sawada

CCM

RNMI

SURGE

PRM

Abdou Elhendy Netherlands

Robert B. McCully United States

C. P. Appleton United States

William L. Ashburn United States

H. J. C. Swan United States

Gerald S. Werner Germany

Ishac Cohen United States

Young Bin Song South Korea

Farooq A. Chaudhry United States

Abdou Elhendy Netherlands

Stephen G. Sawada

3.1k ×0.7

CCM

2.8k ×0.7

RNMI

1.3k ×0.9

SURGE

514 ×0.9

314 ×0.8

PRM

Citations per year, relative to Stephen G. Sawada Stephen G. Sawada (= 1×) peers Abdou Elhendy

Countries citing papers authored by Stephen G. Sawada

Since Specialization

Citations

This map shows the geographic impact of Stephen G. Sawada's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Stephen G. Sawada with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Stephen G. Sawada more than expected).

Fields of papers citing papers by Stephen G. Sawada

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Stephen G. Sawada. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Stephen G. Sawada. The network helps show where Stephen G. Sawada may publish in the future.

Co-authorship network of co-authors of Stephen G. Sawada

This figure shows the co-authorship network connecting the top 25 collaborators of Stephen G. Sawada. A scholar is included among the top collaborators of Stephen G. Sawada based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Stephen G. Sawada. Stephen G. Sawada is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Ofner, Susan, et al.. (2023). Assessment of Postsystolic Shortening and Global Longitudinal Strain Improves the Sensitivity of Dobutamine Stress Echocardiography in End-Stage Liver Disease. Journal of the American Society of Echocardiography. 36(8). 832–840. 3 indexed citations

López, David, et al.. (2020). Releasing the brakes: a case report of pulmonary arterial hypertension induced by immune checkpoint inhibitor therapy. Pulmonary Circulation. 10(4). 1–4. 13 indexed citations

Maatman, Thomas K., et al.. (2020). Mitral Annular Plane Systolic Excursion: An Early Marker of Mortality in Severe COVID-19. Journal of the American Society of Echocardiography. 33(11). 1411–1413. 3 indexed citations

Feigenbaum, Harvey, et al.. (2015). PROGNOSTIC UTILITY OF AFTERLOAD ADJUSTED GLOBAL LONGITUDINAL STRAIN AND BASAL SYSTOLIC STRAIN. Journal of the American College of Cardiology. 65(10). A1233–A1233. 1 indexed citations

Joshi, Kamaldeep, Imranul Alam, Irmina Gradus‐Pizlo, et al.. (2011). Effect of improvement in left ventricular ejection fraction on long-term survival in revascularized patients with ischaemic left ventricular systolic dysfunction. European Journal of Echocardiography. 12(6). 454–460. 12 indexed citations

Feigenbaum, Harvey, et al.. (2011). PREVALENCE AND PROGNOSTIC VALUE OF RIGHT VENTRICULAR SYSTOLIC DYSFUNCTION IN PATIENTS WITH CONSTRICTIVE PERICARDITIS UNDERGOING PERICARDIECTOMY. Journal of the American College of Cardiology. 57(14). E304–E304. 1 indexed citations

Maskoun, Waddah, et al.. (2009). Perioperative Risk Predictors of Cardiac Outcomes in Patients Undergoing Liver Transplantation Surgery. Circulation. 120(13). 1189–1194. 114 indexed citations

Kamalesh, Masoor, et al.. (2008). Paradoxical lower postmyocardial infarction mortality among veteran women – does a sex bias exist in the Veterans Affairs medical system?. Canadian Journal of Cardiology. 24(9). 691–695. 1 indexed citations

Kamalesh, Masoor, Usha Subramanian, Stephen G. Sawada, et al.. (2005). Decreased Survival in Diabetic Patients with Heart Failure Due to Systolic Dysfunction. European Journal of Heart Failure. 8(4). 404–408. 29 indexed citations

10.

Kamalesh, Masoor, et al.. (2005). Secular trends in prevalence of diabetes among younger patients admitted with acute myocardial infarction. International Journal of Cardiology. 104(1). 77–80. 5 indexed citations

11.

Sharma, Naveen, Jo Mahenthiran, Irmina Gradus‐Pizlo, et al.. (2003). Angiographic and hemodynamic correlates of low-dose positive dobutamine stress echocardiography. Journal of the American College of Cardiology. 41(6). 427–427. 1 indexed citations

12.

Sawada, Stephen G., et al.. (2003). Incremental value of myocardial viability for prediction of Long-Term prognosis in surgically revascularized patients with left ventricular dysfunction. Journal of the American College of Cardiology. 42(12). 2099–2105. 44 indexed citations

13.

Kamalesh, Masoor, et al.. (2003). Despite increased mortality post myocardial infarction, diabetics have made substantial gains from therapy. Journal of the American College of Cardiology. 41(6). 533–533.

14.

Kamalesh, Masoor, et al.. (2000). Effect of Inotropic Stimulation on Left Atrial Appendage Function in Atrial Myopathy of Chronic Atrial Fibrillation. Echocardiography. 17(4). 313–318. 12 indexed citations

15.

Engelstein, Erica D., Stephen G. Sawada, Gary D. Hutchins, et al.. (1998). Sympathetic denervation in patients following acute myocardial infarction: relationship to myocardial perfusion and metabolism. Journal of the American College of Cardiology. 31. 526–526. 3 indexed citations

16.

Sawada, Stephen G., Douglas S. Segar, Mark O’Shaughnessy, et al.. (1997). Evaluation of Patterns of Perfusion and Metabolism in Dobutamine-Responsive Myocardium. Journal of the American College of Cardiology. 29(1). 55–61. 67 indexed citations

17.

Sawada, Stephen G., Douglas S. Segar, Thomas J. Ryan, et al.. (1994). Dobutamine stress echocardiography: Detection of coronary artery disease in patients with dilated cardiomyopathy. Journal of the American College of Cardiology. 24(4). 934–939. 72 indexed citations

18.

Lewis, Stephen J., Stephen G. Sawada, Thomas J. Ryan, et al.. (1991). Segmental wall motion abnormalities in the absence of clinically documented myocardial infarction: Clinical significance and evidence of hibernating myocardium. American Heart Journal. 121(4). 1088–1094. 57 indexed citations

19.

Broderick, Thomas M., Stephen G. Sawada, William F. Armstrong, et al.. (1990). Improvement in rest and exercise-induced wall motion abnormalities after coronary angioplasty: An exercise echocardiographic study. Journal of the American College of Cardiology. 15(3). 591–599. 43 indexed citations

20.

Sawada, Stephen G., Walter E. Judson, Thomas J. Ryan, William F. Armstrong, & Harvey Feigenbaum. (1989). Upright bicycle exercise echocardiography after coronary artery bypass grafting. The American Journal of Cardiology. 64(18). 1123–1129. 38 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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