Updates and Corrections

This page contains important updates and errata identified in the AJCC Cancer Staging Manual, 8th Edition, and are effective for hard copy manuals and Kindle versions purchased from September 2016 to January 2021. This list does not include typographical errors. If you have identified any issues not listed here, please email ajcc@facs.org.

To make this list more useful, we have divided the updates and errata into four levels of significance:

1. Critical Changes. Change is critical for accurate staging. Includes changes to TNM categories, criteria, or prognostic stage groups.
2. Histology/Topography. Corrections and additions made to histology or topography codes.
3. Clarification. Clarification of concepts in text or definitions that does not affect staging.
4. Omission. Error of omission that does not affect staging.

Errata Spreadsheet Updated 5/13/21
Updated 8th Edition Breast Chapter Updated 3/13/18

Topography and Histology 8th Edition is a complete list from the 8th edition plus new histologies and terms approved after publication with their effective date.

Topography and Histology 8th Edition Updated 7/29/21

Topography and Histology Version 9 is a complete list from Version 9 plus new histologies and terms approved after publication with their effective date.

Topography and Histology Version 9 Updated 5/13/21