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ISTH Webinar: COVID-19 and Thrombosis: An Update | November 15, 2023
  • 17:00 -18:00 UTC
  • 12:00-13:00 ET (US & Canada)
  • 19:00-20:00 CEST (Central Europe)
  • 1:00-2:00 HKT (Singapore & Hong Kong)

Watch a preview from the webinar above!

Session Description
This webinar will feature talks by Dr. Leo Nicolai and Dr. Adela Constantinescu-Bercu about recent updates on COVID and thrombosis moderated by Dr. Marta Brambilla.

Event Outline:

  • Introduction by Marta Brambilla, Ph.D.
  • COVID-19: A Thromboinflammatory Disease? by Leo Nicolai, M.D. (20 minutes)
  • Thrombogenicity in Post-COVID Syndrome by Adela Constantinescu-Bercu, Ph.D. (20 minutes)
  • Q&A with audience (15 minutes)

Supported by Werfen


Marta Brambilla, Ph.D.
Centro Cardiologico Monzino IRCCS
Milano, Lombardy

Leo Nicolai, M.D.
University Hospital LMU Munich
Munich, Germany

Adela Constantinescu-Bercu, Ph.D.
University College London
London, England
United Kingdom

ISTH Webinar: Thromboprophylaxis in Surgery for Teenagers Event Outline:
  • Introduction by Jad El Maamari, M.D.
  • Should We Be Concerned That All Children Undergoing Surgery Will Develop a Thrombosis? An Overview of the Current Evidence by Julie Jaffray, M.D. (20 minutes)
  • Developing a Surgical Thromboprophylaxis Algorithm for Surgical Patients: A Risk-Adapted Approach by Ketan Kulkarni, M.D. (20 minutes)
  • Q&A with audience (15 minutes)

Watch a preview from the webinar above!



Session Description
This webinar featured talks by Dr. Julie Jaffray and Dr. Ketan Kulkarni about thromboprophylaxis in surgery for teenagers moderated by Dr. Jad El Maamari.



Jad El Maamari, M.D.
BC Children's Hospital
Vancouver, British Columbia

Julie Jaffray, M.D.
Rady Children’s Hospital - San Diego
San Diego, California
United States

Ketan Kulkarni, M.D.
IWK Health Center
Halifax, Nova Scotia

Upon completion of this activity, participants should be able to:
  • Describe cardinal features in the presentation of TTP
  • Distinguish between TTP and other disorders of thrombocytopenia
  • Identify appropriate clinical steps for patients with suspected TTP

Activity Title: A Hematologic Emergency: Would You Miss iTTP?
Topic: immune-mediated thrombotic thrombocytopenic purpura (aTTP/iTTP)
Accreditation Type: Physicians—Maximum of 1.0 AMA PRA Category 1 Credit(s)™
Nurses—1.0 contact hours of nursing continuing professional development credit
PAs—maximum of 1.0 AAPA Category 1 CME credits 
Release Date: August 4, 2023
Expiration Date: August 3, 2024
Estimated Time to Complete Activity: 1.0 hour


There are no fees for participating and receiving credit for this activity. Successful completion is achieved by reviewing the CE information, completing the pre-test, completing the activity, and completing the post-test and evaluation form. A score of at least 75% on the posttest is required to successfully complete this activity. The participant may take the test until successfully passed.

Credit fulfillment:
If you are requesting AMA credits, ANCC credits, or a certificate of participation, your certificate will be available for download.

Technical Requirements
This site and its activities are best viewed using the latest versions of the Chrome, Edge, Firefox, and Safari browsers.

Additionally, this site and its activities are best viewed using the latest operating system for your device.


This educational activity is intended for physicians and advanced practice professionals (APPs), including nurse practitioners and PAs who specialize in hematology, emergency medicine, critical care, nephrology, neurology, obstetrics, primary care, and other specialties who treat patients with hematologic emergencies.

This activity is designed to provide clinicians with education on how to recognize and diagnose iTTP and provide education on the management of acute episodes of iTTP, including the risk of relapse and strategies for multidisciplinary management with clinical colleagues.

The France Foundation and ISTH present this information for educational purposes only. The content is provided solely by faculty who have been selected because of recognized expertise in their field. Participants have the professional responsibility to ensure that products are prescribed and used appropriately on the basis of their own clinical judgment and accepted standards of care. The France Foundation, ISTH, and the commercial supporter(s) assume no liability for the information herein.


Spero Cataland, MD
Professor of Internal Medicine
Division of Hematology
Ohio State University
Columbus, OH

Nathan Nielsen, MD, MSc, FCCM
Associate Professor
Division of Pulmonary Critical Care and Sleep Medicine
University of New Mexico School of Medicine
Albuquerque, NM

Marie Ann Scully, MBE, BSc (Hons), MBBS, MRCP, FRCPath
Professor of Hemostasis and Thrombosis
Department of Hematology
University College London Hospitals
London, UK

Learning Objectives
  • Understand the pharmacokinetic properties of DOACs
  • Recognize how obesity and/or bariatric surgery may affect absorption and pharmacokinetics of DOACs
  • Review existing evidence on safety and efficacy of DOACs in obesity and/or post bariatric surgery

Victoria Speed, PharmD
Kings College Hospital
Hassocks, England
United Kingdom

Andrea Van Beek, RN
Visalia Medical Clinic
Adventist Health Physicians Network
Visalia, California
United States

Julia Bayadinova, RN
St. Joseph's Healthcare Hamilton
Hamilton, Ontario

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