The Liver Cancer Study Group of Japan (LCSGJ) developed a TNM staging system for hepatocellular carcinoma.
Patient selection: hepatocellular carcinoma
T factors:
(1) number of tumors
(2) diameter in cm
(3) vascular involvement
T factor
Finding
Points
number of tumors
1
>= 2
0
diameter in cm
< 2 cm
>= 2 cm
vascular invasion
no
yes
T score =
= SUM(points for all 3 parameters)
T score
N and M
Stage
3 (T1)
N0 M0
I
2 (T2)
II
1 (T3)
III
0 (T4)
IVA
NA
N1 M0
M1
IVB
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Specialty: Hematology Oncology, Gastroenterology
