One-in-a-million people are living with EHE worldwide.

Our mission is to find treatments and a cure for epithelioid hemangioendothelioma (EHE) by advancing research and driving collaboration among patients, researchers, and clinicians.

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

ADCs–Unlocking Future Treatment Advances for EHE

By Kristianne Oristian, PhD | June 25, 2026

Why this matters for people with EHE For people living with EHE, finding an effective treatment and understanding who best benefits from treatments is one of the greatest challenges of this disease. Traditional chemotherapy is often ineffective for EHE, and the search for more effective treatment options is central to our mission at the EHE […]

A Powerful Community Gathering at the 2026 EHE 360 Global Conference

By EHE Foundation | June 23, 2026

The EHE Foundation hosted the sixth annual virtual convening of the EHE 360 Global Conference on April 31 – May 1, 2026. The conference brought together patients, caregivers, clinicians, researchers, regulators, and industry partners from around the world to promote education, broaden research collaborations, and advance therapeutic development for epithelioid hemangioendothelioma (EHE), an ultra-rare sarcoma. […]

ASCO 2026: Conquering Cancer on the Global Stage

By EHE Foundation | June 4, 2026

What an amazing ASCO 2026 for so many people affected by cancer. The ASCO Annual Meeting in Chicago brought tens of thousands of global oncology professionals together with the same goal – to change lives. EHE Foundation Executive Director Denise Robinson was there to represent the EHE community, raise awareness of patients’ needs, and connect […]

A Historic Day of Learning, Connection, and Community in Boston

By EHE Foundation | May 21, 2026

For a cancer as rare as EHE, connection is something we intentionally create. On Saturday, April 11, 2026, EHE Foundation and Dana-Farber Cancer Institute hosted an inaugural EHE Education Day, bringing together patients, loved ones, clinicians, researchers, and advocates for a day of learning, discussion, and in-person connection. With more than 25 people in attendance, […]

Advocacy in Action: ESMO Sarcoma and Rare Cancers Congress & EHE Research Meeting

By Maggie Cameron | April 8, 2026

In March, EHE Foundation was represented at two important meetings in Europe focused on sarcoma, rare cancers, and EHE research. These gatherings were invaluable opportunities to connect with clinicians, researchers, and fellow advocates working to improve care, deepen understanding, and advance progress for people affected by EHE. Executive Director Denise Robinson attended on behalf of […]

Across Borders and Histologies: Rethinking Endpoints for Vascular Sarcoma Trials

By Kristianne Oristian, PhD | April 8, 2026

Following the publication of results from a phase 2 study of eribulin in two vascular sarcomas, angiosarcoma and EHE, Dr. Tom Chen of National Taiwan University College of Medicine shared commentary in Clinical Cancer Research. He praised the investigators for their collaborative study while also pointing to important considerations for future research. Although angiosarcoma and […]

Highlights From ASCO 2023

By EHE Foundation | June 26, 2023

Our Director of Research, Denise Robinson, attended the American Society of Clinical Oncology (ASCO) 2023 Annual Meeting and the Sarcoma Alliance for Research through Collaboration (SARC) Semi-annual Meeting in Chicago, IL, in early June. Over 30,000 people joined together in person to conquer cancer! ASCO is the world’s leading organization for oncology, bringing together clinicians, […]

The EHE Foundation Welcomes New Executive Director, Tammy Silverthorne

By 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. […]

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

By 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 […]