From: Modification of the 8th American Joint Committee on Cancer staging system for gallbladder carcinoma to improve prognostic precision
TNM (8th)
Stage (8th)
Stage (modified 8th)
TNM (modified 8th)
T1N0M0
I
T2N0M0
II
T3N0M0
IIIA
T3N0M0, T1-2N1-2M0
T1–3N1M0
IIIB
T3N1-2 M0, T4N0-1 M0
T4N0-1 M0
IVA
IV
T4N2M0, TanyNanyM1
TanyN2M0
IVB
TanyNanyM1