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Theodore E. Warkentin

Theodore E. Warkentin

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Medicine
Canada
2023

D-Index & Metrics

Medicine

D-Index
122
Citations
56441
World Ranking
3466
National Ranking
144

Research.com Recognitions

  • 2023 - Research.com Medicine in Canada Leader Award

Overview

Theodore E. Warkentin is affiliated with McMaster University in Canada and is an active researcher in the field of medicine, focusing primarily on hematology and related subfields. Their scholarly output includes work spanning surgery, internal medicine, emergency medicine, and cardiology and cardiovascular medicine. The researcher's contributions predominantly center on topics such as heparin-induced thrombocytopenia and thrombosis, platelet disorders and treatments, and venous thromboembolism diagnosis and management.

Warkentin's recent publications reflect engagement with vaccine-induced thrombotic conditions and coagulation disorders, with notable papers including:

  • Thrombotic Thrombocytopenia after ChAdOx1 nCov-19 Vaccination (2021, New England Journal of Medicine)
  • The unique characteristics of COVID-19 coagulopathy (2020, Critical Care)
  • Insights in ChAdOx1 nCoV-19 vaccine-induced immune thrombotic thrombocytopenia (2021, Blood)
  • Adjunct Immune Globulin for Vaccine-Induced Immune Thrombotic Thrombocytopenia (2021, New England Journal of Medicine)
  • Frequency of positive anti-PF4/polyanion antibody tests after COVID-19 vaccination with ChAdOx1 nCoV-19 and BNT162b2 (2021, Blood)

The researcher has collaborated frequently with a core group of co-authors, including Andreas Greinacher, Thomas Thiele, Donald M. Arnold, Ishac Nazy, and Jo-Ann I. Sheppard. These partnerships have contributed to a substantial body of work published across multiple prestigious journals.

The venues where Warkentin regularly publishes reflect their specialization and influence within hematologic research and beyond:

  • Journal of Thrombosis and Haemostasis
  • New England Journal of Medicine
  • American Journal of Hematology
  • Blood
  • Thrombosis Research

Theodore E. Warkentin's research focus includes a strong emphasis on platelet disorders and treatments, notably heparin-induced thrombocytopenia, which accounts for a significant portion of their citations and published papers. Their work extends into clinical research concerning COVID-19 and related coagulopathy topics.

Overall, Warkentin's academic profile highlights a concentrated expertise in medicine with an interdisciplinary approach that draws on surgery, internal medicine, emergency medicine, and cardiology to address complex coagulation and platelet disorder challenges.

Best Publications

  • Heparin-Induced Thrombocytopenia in Patients Treated with Low-Molecular-Weight Heparin or Unfractionated Heparin

    Theodore E. Warkentin;Mark N. Levine;Jack Hirsh;Peter Horsewood

  • Thrombotic Thrombocytopenia after ChAdOx1 nCov-19 Vaccination.

    Andreas Greinacher;Thomas Thiele;Theodore E. Warkentin;Karin Weisser

  • Heparin and Low-Molecular-Weight Heparin Mechanisms of Action, Pharmacokinetics, Dosing, Monitoring, Efficacy, and Safety

    Jack Hirsh;Theodore E. Warkentin;Stephen G. Shaughnessy;Sonia S. Anand

  • Heparin and low-molecular-weight heparin: mechanisms of action, pharmacokinetics, dosing considerations, monitoring, efficacy, and safety.

    Jack Hirsh;Theodore E. Warkentin;Robert Raschke;Christopher Granger

  • Temporal aspects of heparin-induced thrombocytopenia.

    Theodore E. Warkentin;John G. Kelton

  • Evaluation of pretest clinical score (4 T's) for the diagnosis of heparin-induced thrombocytopenia in two clinical settings

    G. K. Lo;D. Juhl;T. E. Warkentin;C. S. Sigouin

  • A 14-year study of heparin-induced thrombocytopenia

    Theodore E. Warkentin;John G. Kelton;John G. Kelton

  • Heparin-Induced Thrombocytopenia: Recognition, Treatment, and Prevention: The Seventh ACCP Conference on Antithrombotic and Thrombolytic Therapy

    Theodore E. Warkentin;Andreas Greinacher

  • Treatment and Prevention of Heparin-Induced Thrombocytopenia: American College of Chest Physicians Evidence-Based Clinical Practice Guidelines (8th Edition)

    Theodore E. Warkentin;Andreas Greinacher;Andreas Koster;A. Michael Lincoff

  • Impact of the patient population on the risk for heparin-induced thrombocytopenia

    Theodore E. Warkentin;Jo-Ann I. Sheppard;Peter Horsewood;Patricia J. Simpson

  • Heparin: mechanism of action, pharmacokinetics, dosing considerations, monitoring, efficacy, and safety.

    Jack Hirsh;Robert Raschke;Theodore E. Warkentin;James E. Dalen

  • Heparin-induced thrombocytopenia: towards consensus.

    Theodore E. Warkentin;Beng H. Chong;Andreas Greinacher

  • Heparin-induced thrombocytopenia: pathogenesis and management.

    Theodore E. Warkentin

  • Sera from patients with heparin-induced thrombocytopenia generate platelet-derived microparticles with procoagulant activity : an explanation for the thrombotic complications of heparin-induced thrombocytopenia

    Theodore E. Warkentin;Catherine P.M. Hayward;Lynn K. Boshkov;Aurelio V. Santos

  • American Society of Hematology 2018 guidelines for management of venous thromboembolism: heparin-induced thrombocytopenia.

    Adam Cuker;Gowthami M. Arepally;Beng H. Chong;Douglas B. Cines

  • The Pathogenesis of Venous Limb Gangrene Associated with Heparin-Induced Thrombocytopenia

    Theodore E. Warkentin;Leela J. Elavathil;Catherine P.M. Hayward;Marilyn A. Johnston

  • Heparin-induced thrombocytopenia.

    Theodore E. Warkentin

  • Delayed-onset heparin-induced thrombocytopenia and thrombosis.

    Theodore E. Warkentin;John G. Kelton

  • Heparin-induced thrombocytopenia and cardiac surgery.

    Theodore E Warkentin;Andreas Greinacher

  • Dalteparin versus unfractionated heparin in critically ill patients.

    Deborah Cook

Frequent Co-Authors

John G. Kelton
John G. Kelton McMaster University
Andreas Greinacher
Andreas Greinacher Greifswald University Hospital
Mark Crowther
Mark Crowther McMaster University
James W. Smith
James W. Smith McMaster University
John W. Eikelboom
John W. Eikelboom Population Health Research Institute
Richard J. Cook
Richard J. Cook University of Waterloo
Deborah J. Cook
Deborah J. Cook McMaster University
Jerrold H. Levy
Jerrold H. Levy Duke University
Jack Hirsh
Jack Hirsh McMaster University
Gordon H. Guyatt
Gordon H. Guyatt McMaster University

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