Improving outcomes for cancer patients worldwide by better pathology diagnosis

Search, learn and diagnose using collections of digital microscopic images of tumors from every region of the world annotated by experts.

WTR

COLLECTIONS OF TUMORS

WTR
OUR MISSION

The mission of the World Tumor Registry is to minimize diagnostic errors, eliminate inequality in cancer recognition, diagnosis, and treatment, and improve outcomes by increasing access to the diagnostic pathology expertise and knowledge of microscopic characteristics of cancers that occur in different geographic, environmental, cultural, and socio-economic settings.

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Expert pathologists agree with the diagnoses of local doctors only 80% of the time... About 7% of patients who received the wrong diagnosis also received the wrong therapy.

- The Wall Street Journal, August 25, 2023

OUR USERS
WTR
Pathologists and Other Medical Professionals

Learn, review, and explore the diagnostic microscopic features of tumors and their variability in different populations

WTR
Cancer Researchers

Study cancer microscopic features across diverse geographic regions and demographic groups

WTR
Patients and Other Individuals

Enhance knowledge of cancer through microscopic visualization

KEY FEATURES
HIGHLIGHTS & UPDATES
VIDEO
Mar 24, 2024
Message from the Founder and President of the World Tumor Registry
NEWS RELEASE
Feb 6, 2025
World Tumor Registry Names Dr. Edi Brogi as Inaugural Chair of its Breast Cancer Registry
NEWS RELEASE
Sep 17, 2024
World Tumor Registry Partners with PathPresenter to Launch a World-Wide Educational Platform to Improve Cancer Diagnosis
EVENT
Sep 7, 2024 - Sep 11, 2024
WTR at ECP 2024: A Step Forward in Global Pathology Collaboration
Sponsors and Partners | 2025