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Copyright ©The Author(s) 2020.
World J Gastroenterol. Aug 7, 2020; 26(29): 4261-4271
Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4261
Table 1 Liver cancer study group of Japan tumour node metastases staging for intrahepatic cholangiocarcinoma
TypeResult
TNumber of tumorsSolitary
Size of tumor2 cm or less
Negative invasionPortal vein, hepatic vein, serous membrane
NN0No metastasis to nodes
N1Metastasis to nodes
MM0No distant metastasis
M1Positive distant metastasis