AJCC Cancer Staging System: Brain and Spinal Cord: Version 9 of the AJCC Cancer Staging System

The American Joint Committee on Cancer (AJCC) has released Version 9 of its Cancer Staging System for the Brain and Spinal Cord, effective January 1, 2023. This updated version features a streamlined format and incorporates the World Health Organization (WHO) histology classification codes. It is designed to assist physicians, registrars, researchers, and other users with enhanced tables and explanatory notes. Version 9 replaces the previous 8th Edition content. The publication is available in English, spans 43 pages, and was independently published on February 7, 2023.