The American Joint Committee on Cancer (AJCC) established a standard system for cancer staging based on 3 key components: local tumor extent (T stage), dissemination to the regional lymph nodes (N stage), and metastatic spread to distant sites (M stage), collectively referred to as TNM staging.
According to a recent study published in JAMA Surgery, the recently released eighth edition of the AJCC TNM staging provides a more equal distribution among stages and modestly increases prognostic accuracy, compared to the previous edition. Read more . . .