Disclaimer. This site is a training resource for oncology data specialists and cancer registration trainees. It is not intended to provide medical advice or to guide clinical care, diagnosis, or treatment. NCI urges users to consult with a qualified physician for diagnosis and for answers to their personal medical questions.

Providing web-based training modules for cancer registration and surveillance

What's New

Important

These modules are archived and should only be referenced for historical purposes.

This section is designed to keep you up-to-date with the latest coding changes, new terms and new classifications.

Section Topics

Suggested Citation

SEER Training Modules: What's New. U.S. National Institutes of Health, National Cancer Institute. Cited 01 January 2026. Available from: https://training.seer.cancer.gov.

What's New

Important

Suggested Citation

Glossary Term