People with EHE are

one-in-a-million!

Donations to support EHE cancer research are DOUBLED through Giving Tuesday, December 2, 2025. Give now to DOUBLE your impact!

We envision a world where Epithelioid Hemangioendothelioma (EHE) is easily diagnosed and treatable. Join our dedicated community by subscribing to our emails.

Patient-Powered EHE Research

EHE Biobank

Patients are the key to finding new treatments for EHE! Researchers need tumor tissue and fluid from EHE patients to understand disease progression and speed the development of new drugs and therapies.

Patient-Powered EHE Research

EHE Global Patient Registry

The EHE Global Patient Registry empowers people with Epithelioid Hemangioendothelioma (EHE) to join together to improve our understanding of this ultra-rare sarcoma. We need every EHE patient to join this critical tool used to support researchers searching for treatments and a cure for EHE.

Latest EHE News, Events and Research

Tammy Silverthorne

The EHE Foundation Welcomes New Executive Director, Tammy Silverthorne

By The EHE Foundation | June 13, 2023

The EHE Foundation is pleased to announce that Tammy Silverthorne has been selected as Executive Director. With significant consideration given to the leadership skills, experience, and non-profit expertise needed to successfully guide the Foundation in its next phase of growth, the Board of Directors has selected Tammy Silverthorne to serve in this important leadership role. […]

Read More
EHE Global Patient Registry Logo

The EHE Foundation and NORD® Launch Natural History Study of Epithelioid Hemangioendothelioma (EHE)

By The EHE Foundation | June 13, 2023

This research study is open to participants worldwide to advance understanding and treatments for epithelioid hemangioendothelioma (EHE), an ultra-rare vascular sarcoma. Hobart, Wisconsin. June 13, 2023 — The EHE Foundation and the National Organization for Rare Disorders (NORD®) have launched a global patient registry study to research epithelioid hemangioendothelioma (EHE), an ultra-rare vascular sarcoma for […]

Read More
The Lamar Lab Team

EHE Research Grants – Your Support Makes a Big Impact

By The EHE Foundation | June 7, 2023

Lamar Lab at Albany Medical College Advancing EHE Research The EHE community is fortunate to have Dr. John Lamar, PhD, Associate Professor in the Department of Molecular and Cellular Physiology at Albany Medical College, and his team, working to advance our mission to find effective treatments for EHE. Dr. Lamar’s lab, the ‘Lamar Lab’, has […]

Read More
TEAD Talk with David Casimir

TEAD Talk – The Pursuit of a Treatment and Cure for EHE

By The EHE Foundation | May 23, 2023

Watch David Casimir, PhD, JD as he provides a patient-level presentation addressing the questions:  What is the Hippo pathway and TEAD?  How do they relate to EHE?  How are they being used to develop EHE treatments?  How do these treatments move from the laboratory, through clinical trials, to patient care? Session Recording and Slides Click […]

Read More
EHE 360 - Empowering Patients - 2023 Global Patient Conference

2023 EHE 360 EMPOWERING PATIENTS Global Patient Conference

By The EHE Foundation | April 29, 2023

Held on April 15, 2023, during EHE Awareness Month, the annual EHE 360 EMPOWERING PATIENTS 2023 Global Patient Conference featured an international group of clinicians and researchers presenting the latest clinical and research developments in epithelioid hemangioendothelioma (EHE). This virtual conference left EHE patients and families, doctors, researchers, and advocates empowered with a broader understanding of EHE […]

Read More
SARC Talk featuring Denise Robinson and Dr. Scott Okuno

SARC Talk Podcast Featuring EHE Research & Patient Advocacy

By The EHE Foundation | March 25, 2023

In March Denise Robinson, our Director of Research joined Dr. Scott Okuno, Chief Medical Officer for SARC (Sarcoma Alliance for Research through Collaboration) to talk about EHE research and patient advocacy. Their discussion beautifully lays out the challenges of facilitating research in the ultra-rare disease landscape. Denise and Dr. Okuno also talked about the growth […]

Read More
The Pledge: Edition 42 - Q3 - July-September 2025

The Pledge: Edition 42, Q3 – July-September, 2025

By Maggie Cameron | November 11, 2025

Publication of The Pledge quarterly newsletter is led by the EHE Rare Cancer Charity (UK). EHE patient advocacy groups from around the globe provide content including research news, patient and fundraising stories, and much more. Click here to view the most recent edition of the online EHE newsletter, The Pledge.

Read More
Drs. Claudia Giani and Anna Maria Frezza

EHE Stabilization with Sirolimus: Results From POEM, a Prospective Multicentric Observational Study

By The EHE Foundation | November 6, 2025

Drs. Claudia Giani, Anna Maria Frezza, Silvia Stacchiotti, and colleagues from the Fondazione IRCCS Istituto Nazionale dei Tumori, Milan, Italy, and Royal Marsden Hospital, London, UK, presented results from POEM: a prospective observational study on Epithelioid Haemangioendothelioma at ESMO Congress 2025. The data presented included 57 consecutive molecularly confirmed EHE patients who entered the study, […]

Read More
Jason Hanna, PhD from the Hanna Lab at Purdue University

Hanna Lab at Purdue University: ‘When cells in the body stop following the rules, cancer can take hold.’

By The EHE Foundation | October 14, 2025

You met Jason Hanna, PhD, at the 2025 EHE Global Patient Conference, where he highlighted work his lab is undertaking in EHE. We are thrilled to share a recent publication in Molecular Oncology from the Hanna Lab at Purdue University, highlighting their findings from a study focused on the YAP1-TFE3 subtype of EHE.  The YAP1-TFE3 […]

Read More