Use the casefinding lists to screen prospective cases and identify cancer cases for inclusion in the registry.
The 2021 manual includes data item descriptions, codes, and coding instructions for cases diagnosed January 1, 2021 and forward as reported by SEER registries.
This site provides data collection rules for hematopoietic and lymphoid neoplasms for 2010+.
This site/type list is provided in both PDF and Excel formats.
Use the 2018 Solid Tumor coding rules to determine the number of primaries to abstract and the histology to code for cases diagnosed 2018 and forward.
These manuals are historical coding instructions. The files on this page are archived and provided for reference purposes only.
These instructions are valid for cases diagnosed through December 31, 2017 for CoC, SEER, and NPCR.
Current guidelines and required SEER data items for the annual data submissions.
Technical guidance regarding the implementation of COVID-19 data abstraction.