Read the Congress Chronicle for updates as of June 1 from Chair Walter Ageno:
Firstly, I’m excited to share that, as of today, we have approximately 5,100 total attendees registered for ISTH 2026, including in-person and on-demand participants. This is the highest early registration number since 2017 and projects to more than 6,000 in-person attendees, the most since ISTH moved to an annual Congress schedule. The energy surrounding the ISTH 2026 Congress is extraordinary, and for good reason!
The ISTH Congress is the premier gathering place for the world's experts in thrombosis and hemostasis. Join us in Paris, France, for this exciting convergence of groundbreaking research, important networking opportunities, and a chance to gain insights from global experts. Don't miss this chance to expand your professional horizons and stay at the forefront of cutting-edge developments! Read the Congress Chronicle for the latest updates.
The ISTH Planning Committee Invites You!
Read the Congress Chronicle for the latest news.
ISTH 2026 is the 34th Congress of the International Society on Thrombosis and Haemostasis (ISTH), taking place in Paris, France.
Come to an ISTH Congress to experience the latest science in thrombosis and hemostasis, interact with the global experts and advance your knowledge and career.
Science, collaboration and networking at its best:
The ISTH Congress is the premier destination to learn the latest in the field of thrombosis and hemostasis while you form international connections that benefit the field and your career.
The ISTH Congress: Where great minds reunite
Science. Networking. Lectures. Connections.










