How cancer staging assumptions skew treatment decisions across Nordic region

A new analysis of Nordic cancer registry data reveals that varying interpretations of TNM staging components—the standard system doctors use to classify tumor severity—produce significantly different cancer classifications for the same patient. The finding matters because misalignment in staging can lead to inappropriate treatment decisions, complicating clinical trials, health policy comparisons, and patient outcomes across borders.

Originaltitel: Influence of various assumptions for the individual TNM components on the TNM stage using Nordic cancer registry data