Review
Copyright ©2007 Baishideng Publishing Group Inc.
World J Gastroenterol. Jul 7, 2007; 13(25): 3409-3416
Published online Jul 7, 2007. doi: 10.3748/wjg.v13.i25.3409
Table 4 Changes in T classification of the AJCC staging for intrahepatic bile duct cancer
pTAJCC 5th edition[21]AJCC 6th edition[22]
T1Solitary, ≤ 2 cm, without vascular invasionSolitary, without vascular invasion
T2Solitary, ≤ 2 cm with vascular invasion or multiple, one lobe, ≤ 2 cm without vascular invasionSsolitary, with vascular invasion or multiple ≤ 5 cm
T3Solitary, > 2 cm with vascular invasion or multiple, one lobe, ≤ 2 cm, with vascular invasionMultiple ≥ 5 cm or major portal/hepatic vein branch
T4Multiple, more than one lobe or major portal/hepatic vein branchAdjacent organ or perforation of viscera