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. 2015 Oct 2;122(1):61–70. doi: 10.1002/cncr.29686

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© 2015 The Authors. Cancer published by Wiley Periodicals, Inc. on behalf of American Cancer Society.

This is an open access article under the terms of the Creative Commons Attribution‐NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited and no modifications or adaptations are made.

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These charts compare the staging systems for intrahepatic cholangiocarcinoma based on the stratification of survival curves from the 267 patients who had N0M0 disease according to tumor classification. AJCC 6th indicates the International Union Against Cancer/American Joint Committee on Cancer classification, 6th edition; LCSGJ 5th, Liver Cancer Study Group of Japan, 5th edition; Okabayashi, the staging system published by Okabayashi et al10; AICC 7th, the International Union Against Cancer/American Joint Committee on Cancer classification, 7th edition.