This resource provides lists compiled by SEER and recommended for use by the Commission on Cancer (CoC).
International Classification of Diseases for Oncology - Third Edition (ICD-O-3)
This publication provides basic site and histology codes and coding rules.
Multiple Primary and Histology Coding Rules
Refer to these rules for coding cases with multiple tumors or multiple histologies involved.
Refer to these rules for coding site and histology for hematopoietic and lymphoid cancers.
American Joint Committee on Cancer Staging Manual, Seventh Edition
The AJCC Staging Manual, Seventh Edition is used to assign stage for cancer cases diagnosed 2010-2017. Use of the Eighth Edition, originally slated for implementation January 1, 2017, has been delayed until January 1, 2018. Please visit Cancerstaging.org for updates on AJCC Eighth Edition Cancer Staging System.
Collaborative Stage Data Collection System
This resource provides the current and past manuals, and supplementary information.
SEER*Rx Interactive Drug Database
Use this resource to distinguish among chemotherapy, hormone therapy, and other systemic agents.