Liver Anatomy of the liver with division into right and left lobes by the plane of Rex-Cantlie line. Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer
Liver The eight segments of the liver are numbered clockwise in a frontal plane. Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer
Liver Regional lymph nodes of the liver. Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer
Liver T1 is defined as a solitary tumor without vascular invasion, regardless of size. Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer
Liver All solitary tumors with vascular invasion, regardless of size, are classified T2. Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer
Liver Multiple tumors, with none more than 5 cm, are classified T2. Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer
Liver (A)Multiple tumors more than 5 cm are classified T3a. Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer
Liver A tumor involving a major branch of the portal or hepatic vein(s) is classified T3b. Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer
Liver Two views of T4: tumor with perforation of the visceral peritoneum (left of dotted line); tumor directly invading adjacent organs other than the gallbladder (right of dotted line, tumor invades stomach). Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer
Liver N1 is defined as metastasis to regional lymph nodes. Compton, C.C., Byrd, D.R., et al., Editors. AJCC CancerStaging Atlas, 2nd Edition. New York: Springer, ©American Joint Committee on Cancer