It is limited due to its failure to characterize the radial extension of the cancerous lesion. However, it provides a practical manner for surgical oncologists to describe the lesion and in turn ...

Expert Rev Gastroenterol Hepatol. 2012;6(4):481-495. T1 Tumor involving biliary confluence ± unilateral extension to second-order biliary radicles T2 Tumor involving biliary confluence ± ...