Table 2 AJCC 8th Edition Staging System for Hepatocellular carcinoma
From: Investigation on returning to work in liver cancer survivors in Taiwan: a 5-year follow-up study
Primary tumor (T) | Regional lymph nodes (N) | Distant metastases (M) | |||||
|---|---|---|---|---|---|---|---|
T1a | Solitary tumor < 2 cm with/without vascular invasion | Nx | Regional lymph nodes cannot be assessed | M0 | No distant metastasis | ||
T1b | Solitary tumor > 2 cm without vascular invasion | N0 | No regional lymph node metastasis | M1 | Distant metastasis | ||
T2 | Solitary tumor > 2 cm with vascular invasion or multifocal tumors, none > 5 cm | N1 | Regional lymph node metastasis | ||||
T3 | Multifocal tumors at least one of which is > 5 cm | ||||||
T4 | Single tumor or multifocal tumors of any size involving a major branch of the portal vein or hepatic vein or tumor(s) with direct invasion of adjacent organs other than the gallbladder or with perforation of visceral peritoneum | ||||||
Stage IA | T1a | N0 | M0 | ||||
Stage IB | T1b | N0 | M0 | ||||
Stage II | T2 | N0 | M0 | ||||
Stage IIIA | T3 | N0 | M0 | ||||
Stage IIIB | T4 | N0 | M0 | ||||
Stage IVA | Any T | N1 | M0 | ||||
Stage IVB | Any T | Any N | M1 | ||||