Patrick T. O’Gara

94.8k total citations · 25 hit papers
250 papers, 42.0k citations indexed

About

Patrick T. O’Gara is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Epidemiology. According to data from OpenAlex, Patrick T. O’Gara has authored 250 papers receiving a total of 42.0k indexed citations (citations by other indexed papers that have themselves been cited), including 196 papers in Cardiology and Cardiovascular Medicine, 93 papers in Surgery and 82 papers in Epidemiology. Recurrent topics in Patrick T. O’Gara's work include Cardiac Valve Diseases and Treatments (124 papers), Infective Endocarditis Diagnosis and Management (71 papers) and Aortic Disease and Treatment Approaches (59 papers). Patrick T. O’Gara is often cited by papers focused on Cardiac Valve Diseases and Treatments (124 papers), Infective Endocarditis Diagnosis and Management (71 papers) and Aortic Disease and Treatment Approaches (59 papers). Patrick T. O’Gara collaborates with scholars based in United States, Canada and Germany. Patrick T. O’Gara's co-authors include Robert O. Bonow, Blasé A. Carabello, Catherine M Otto, Rick A. Nishimura, Thoralf M. Sundt, John P. Erwin, Michael J. Mack, Bruce W. Lytle, David P. Faxon and Pravin M. Shah and has published in prestigious journals such as New England Journal of Medicine, The Lancet and JAMA.

In The Last Decade

Patrick T. O’Gara

242 papers receiving 40.7k citations

Hit Papers

ACC/AHA 2006 Guidelines for the Management of Patients Wi... 2006 2026 2012 2019 2006 2014 2017 2014 2020 2.0k 4.0k 6.0k
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.

  1. ACC/AHA 2006 Guidelines for the Management of Patients With Valvular Heart Disease
    2006 6.1k citations Robert O. Bonow, Blasé A. Carabello et al. Circulation profile →
  2. 2014 AHA/ACC Guideline for the Management of Patients With Valvular Heart Disease
    2014 2.4k citations Rick A. Nishimura, Catherine M Otto et al. Journal of the American College of Cardiology profile →
  3. 2017 AHA/ACC Focused Update of the 2014 AHA/ACC Guideline for the Management of Patients With Valvular Heart Disease
    2017 2.4k citations Rick A. Nishimura, Catherine M Otto et al. Journal of the American College of Cardiology profile →
  4. 2014 AHA/ACC Guideline for the Management of Patients With Valvular Heart Disease
    2014 2.2k citations Rick A. Nishimura, Catherine M Otto et al. Circulation profile →
  5. 2020 ACC/AHA Guideline for the Management of Patients With Valvular Heart Disease: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines
    2020 2.0k citations Catherine M Otto, Rick A. Nishimura et al. Circulation profile →
  6. Infective Endocarditis in Adults: Diagnosis, Antimicrobial Therapy, and Management of Complications
    2015 1.9k citations Patrick T. O’Gara et al. Circulation profile →
  7. 2014 AHA/ACC Guideline for the Management of Patients With Valvular Heart Disease: Executive Summary
    2014 1.8k citations Rick A. Nishimura, Catherine M Otto et al. Circulation profile →
  8. 2008 Focused Update Incorporated Into the ACC/AHA 2006 Guidelines for the Management of Patients With Valvular Heart Disease
    2008 1.6k citations Robert O. Bonow, Blasé A. Carabello et al. Journal of the American College of Cardiology profile →
  9. 2017 AHA/ACC Focused Update of the 2014 AHA/ACC Guideline for the Management of Patients With Valvular Heart Disease: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines
    2017 1.6k citations Rick A. Nishimura, Catherine M Otto et al. Circulation profile →
  10. 2020 ACC/AHA Guideline for the Management of Patients With Valvular Heart Disease: Executive Summary: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines
    2020 1.4k citations Catherine M Otto, Rick A. Nishimura et al. Circulation profile →
  11. 2014 AHA/ACC Guideline for the Management of Patients With Valvular Heart Disease: Executive Summary
    2014 1.2k citations Rick A. Nishimura, Catherine M Otto et al. Journal of the American College of Cardiology profile →
  12. 2016 ACC/AHA Guideline Focused Update on Duration of Dual Antiplatelet Therapy in Patients With Coronary Artery Disease
    2016 1.0k citations Lee A. Fleisher, Michael J. Mack et al. Journal of the American College of Cardiology profile →
  13. 2016 ACC/AHA Guideline Focused Update on Duration of Dual Antiplatelet Therapy in Patients With Coronary Artery Disease: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines: An Update of the 2011 ACCF/AHA/SCAI Guideline for Percutaneous Coronary Intervention, 2011 ACCF/AHA Guideline for Coronary Artery Bypass Graft Surgery, 2012 ACC/AHA/ACP/AATS/PCNA/SCAI/STS Guideline for the Diagnosis and Management of Patients With Stable Ischemic Heart Disease, 2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction, 2014 AHA/ACC Guideline for the Management of Patients With Non–ST-Elevation Acute Coronary Syndromes, and 2014 ACC/AHA Guideline on Perioperative Cardiovascular Evaluation and Management of Patients Undergoing Noncardiac Surgery
    2016 895 citations Lee A. Fleisher, Michael J. Mack et al. Circulation profile →
  14. 2020 ACC/AHA Guideline for the Management of Patients With Valvular Heart Disease
    2020 857 citations Catherine M Otto, Rick A. Nishimura et al. Journal of the American College of Cardiology profile →
  15. 2008 Focused Update Incorporated Into the ACC/AHA 2006 Guidelines for the Management of Patients With Valvular Heart Disease
    2008 790 citations Robert O. Bonow, Blasé A. Carabello et al. Circulation profile →
  16. Prevention of Premature Discontinuation of Dual Antiplatelet Therapy in Patients With Coronary Artery Stents
    2007 767 citations Robert O. Bonow, Patrick T. O’Gara et al. Circulation profile →
  17. Insights From the International Registry of Acute Aortic Dissection
    2018 736 citations Eduardo Bossone, Stuart Hutchinson et al. Circulation profile →
  18. Presentation, Diagnosis, and Outcomes of Acute Aortic Dissection
    2015 705 citations Eduardo Bossone, Kim A. Eagle et al. Journal of the American College of Cardiology profile →
  19. ACCF/SCCT/ACR/AHA/ASE/ASNC/NASCI/SCAI/SCMR 2010 Appropriate Use Criteria for Cardiac Computed Tomography
    2010 609 citations Patrick T. O’Gara et al. Journal of the American College of Cardiology profile →
  20. Aortic Diameter ≥5.5 cm Is Not a Good Predictor of Type A Aortic Dissection
    2007 563 citations Patrick T. O’Gara, Eduardo Bossone et al. Circulation profile →
  21. Treatment of Hypertension in the Prevention and Management of Ischemic Heart Disease
    2007 526 citations Christopher P. Cannon, Patrick T. O’Gara et al. Circulation profile →
  22. 2020 ACC/AHA Guideline for the Management of Patients With Valvular Heart Disease: Executive Summary
    2020 509 citations Catherine M Otto, Rick A. Nishimura et al. Journal of the American College of Cardiology profile →
  23. ACCF/SCCT/ACR/AHA/ASE/ASNC/NASCI/SCAI/SCMR 2010 Appropriate Use Criteria for Cardiac Computed Tomography
    2010 468 citations Patrick T. O’Gara et al. Circulation profile →
  24. Vascular Graft Infections, Mycotic Aneurysms, and Endovascular Infections: A Scientific Statement From the American Heart Association
    2016 302 citations Patrick T. O’Gara et al. Circulation profile →
  25. Percutaneous coronary intervention with drug-eluting stents versus coronary artery bypass grafting in left main coronary artery disease: an individual patient data meta-analysis
    2021 138 citations Marc S. Sabatine, Brian A. Bergmark et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Patrick T. O’Gara United States 61 34.7k 18.0k 14.0k 11.9k 6.2k 250 42.0k
Patrizio Lancellotti Belgium 83 46.9k 1.4× 12.7k 0.7× 12.3k 0.9× 9.3k 0.8× 14.3k 2.3× 481 56.4k
Catherine M Otto United States 66 44.3k 1.3× 22.3k 1.2× 13.5k 1.0× 12.9k 1.1× 9.5k 1.5× 275 48.4k
Blasé A. Carabello United States 63 33.8k 1.0× 16.1k 0.9× 12.2k 0.9× 8.8k 0.7× 6.9k 1.1× 223 37.7k
Hani Jneid United States 46 18.9k 0.5× 6.4k 0.4× 7.4k 0.5× 3.5k 0.3× 4.3k 0.7× 355 23.4k
John A. Kellum United States 112 6.7k 0.2× 16.0k 0.9× 13.6k 1.0× 7.8k 0.7× 1.1k 0.2× 718 59.7k
Samuel Z. Goldhaber United States 100 27.6k 0.8× 6.6k 0.4× 10.6k 0.8× 5.4k 0.5× 3.2k 0.5× 614 47.4k
Ajay J. Kirtane United States 72 16.5k 0.5× 3.2k 0.2× 12.0k 0.9× 4.4k 0.4× 5.3k 0.8× 564 23.4k
Robert A. O’Rourke United States 58 18.5k 0.5× 5.5k 0.3× 7.0k 0.5× 4.0k 0.3× 6.5k 1.0× 294 22.6k
Alexandre Mebazaa France 71 14.5k 0.4× 3.3k 0.2× 5.7k 0.4× 4.0k 0.3× 1.1k 0.2× 610 23.7k
Victor F. Tapson United States 79 16.0k 0.5× 3.7k 0.2× 5.2k 0.4× 15.4k 1.3× 1.9k 0.3× 339 29.6k

Countries citing papers authored by Patrick T. O’Gara

Since Specialization
Citations

This map shows the geographic impact of Patrick T. O’Gara'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 Patrick T. O’Gara with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Patrick T. O’Gara more than expected).

Fields of papers citing papers by Patrick T. O’Gara

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Patrick T. O’Gara. 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 Patrick T. O’Gara. The network helps show where Patrick T. O’Gara may publish in the future.

Co-authorship network of co-authors of Patrick T. O’Gara

This figure shows the co-authorship network connecting the top 25 collaborators of Patrick T. O’Gara. A scholar is included among the top collaborators of Patrick T. O’Gara 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 Patrick T. O’Gara. Patrick T. O’Gara is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Lee, Melissa, Sinjini Biswas, Ronen Gurvitch, et al.. (2025). Management of asymptomatic severe aortic stenosis: A critical review of guidelines and clinical outcomes. American Heart Journal. 288. 28–40.
2.
O’Gara, Patrick T., JoAnn Lindenfeld, Rebecca T Hahn, et al.. (2025). 10 Issues for the Clinician in Tricuspid Regurgitation Evaluation and Management: 2025 ACC Expert Consensus Decision Pathway. Journal of the American College of Cardiology. 87(4). 447–486. 1 indexed citations
3.
Gaba, Prakriti, Evald Høj Christiansen, Per Hostrup Nielsen, et al.. (2023). Percutaneous Coronary Intervention vs Coronary Artery Bypass Graft Surgery for Left Main Disease in Patients With and Without Acute Coronary Syndromes. JAMA Cardiology. 8(7). 631–631. 18 indexed citations
4.
Badhwar, Vinay, Joanna Chikwe, A. Marc Gillinov, et al.. (2023). Risk of Surgical Mitral Valve Repair for Primary Mitral Regurgitation. The Annals of Thoracic Surgery. 115(3). 600–610. 12 indexed citations
5.
Ranard, Lauren S., Robert O. Bonow, Rick A. Nishimura, et al.. (2023). Imaging Methods for Evaluation of Chronic Aortic Regurgitation in Adults. Journal of the American College of Cardiology. 82(20). 1953–1966. 13 indexed citations
6.
7.
Otto, Catherine M, Rick A. Nishimura, Robert O. Bonow, et al.. (2020). 2020 ACC/AHA Guideline for the Management of Patients With Valvular Heart Disease: Executive Summary. Journal of the American College of Cardiology. 77(4). 450–500. 509 indexed citations breakdown →
8.
Bonow, Robert O., Patrick T. O’Gara, David Adams, et al.. (2019). 2019 AATS/ACC/SCAI/STS Expert Consensus Systems of Care Document: Operator and Institutional Recommendations and Requirements for Transcatheter Mitral Valve Intervention. Journal of the American College of Cardiology. 76(1). 96–117. 30 indexed citations
9.
Nishimura, Rick A., Catherine M Otto, Robert O. Bonow, et al.. (2017). 2017 AHA/ACC Focused Update of the 2014 AHA/ACC Guideline for the Management of Patients With Valvular Heart Disease: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines. Circulation. 135(25). e1159–e1195. 1614 indexed citations breakdown →
10.
Généreux, Philippe, Gregg W. Stone, Patrick T. O’Gara, et al.. (2016). EARLY AORTIC VALVE REPLACEMENT VERSUS A CONSERVATIVE STRATEGY FOR ASYMPTOMATIC SEVERE AORTIC STENOSIS: META-ANALYSIS OF OBSERVATIONAL STUDIES. Journal of the American College of Cardiology. 67(13). 2210–2210. 3 indexed citations
11.
Nishimura, Rick A., Catherine M Otto, Robert O. Bonow, et al.. (2014). 2014 AHA/ACC Guideline for the Management of Patients With Valvular Heart Disease. Circulation. 129(23). e521–185. 2158 indexed citations breakdown →
12.
O’Gara, Patrick T.. (2014). President's Page: A Call for Leadership. Journal of the American College of Cardiology. 63(13). 1333–1334. 1 indexed citations
13.
O’Gara, Patrick T., John Calhoon, Marc R. Moon, & Carl L. Tommaso. (2013). Transcatheter therapies for mitral regurgitation. Journal of Thoracic and Cardiovascular Surgery. 147(3). 837–849. 12 indexed citations
14.
Acker, Michael A., Michael Argenziano, John D. Puskas, et al.. (2011). Abstract 12247: Infections After Cardiac Surgery: Initial Experience from the Cardiothoracic Surgical Trials Network. Circulation. 124. 2 indexed citations
15.
Cannon, Christopher P. & Patrick T. O’Gara. (2007). Critical pathways in cardiovascular medicine. Lippincott Williams & Wilkins eBooks. 1 indexed citations
16.
O’Gara, Patrick T.. (2007). Infective endocarditis 2006: indications for surgery.. PubMed Central. 118. 187–98. 9 indexed citations
17.
Bossone, Eduardo, Rajendra H. Mehta, Dan Gilon, et al.. (2004). 1059-37 Prognostic role of transesophageal echocardiography in acute type A aortic dissection. Journal of the American College of Cardiology. 43(5). A19–A19. 3 indexed citations
18.
Alexander, Karen P., L. Kristin Newby, Anne S. Hellkamp, et al.. (2001). Initiation of hormone replacement therapy after acute myocardial infarction is associated with more cardiac events during follow-up. Journal of the American College of Cardiology. 38(1). 1–7. 90 indexed citations
19.
Kinlay, Scott, Andrew P. Selwyn, Peter Ganz, & Patrick T. O’Gara. (2000). Lack of compensatory enlargement at sites of coronary vasospasm: Identification by ultrasound and successful treatment with stenting. Clinical Cardiology. 23(11). 865–868. 1 indexed citations
20.
Freed, Lisa A., et al.. (1997). Gender Differences in Presentation, Management, and Cardiac Event-Free Survival in Patients With Syncope. The American Journal of Cardiology. 80(9). 1183–1187. 8 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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