AJCC 8THBreast Prognostic Stage Groups
Prognostic Classification
The "New" Staging
The AJCC 8th Edition moved from Anatomic Staging (TNM only) to Prognostic Staging, which incorporates Tumor Grade, ER status, PR status, and HER2 status to more accurately reflect survival outcomes.
Guidelines & Evidence
Verified
Last Review: 2026
Last Comprehensive Review: 2026
