Reconsidering the absence of extrapancreatic extension in T staging for pancreatic adenocarcinoma in the AJCC (8th ed) Staging Manual using the National Cancer Database

ConclusionsEPEx was an important prognostic factor in the overall cohort and in differentiating between T stages. This study strongly suggests that staging systems should reinstate EPEx and apply it to all T-stages, especially in T1, where EPEx was absent in 36% of patients.
Source: Journal of Gastrointestinal Surgery - Category: Surgery Source Type: research