Table 1 American Joint Commission on Cancer (AJCC) Staging
TNM Definition | Tumour Location |
|---|---|
Tis | Carcinoma in situ |
T1a | Gallbladder wall: mucosa |
T1b | Gallbladder wall: muscle |
T2 | Perimuscular connective tissue |
T3 | Serosa or one organ, liver <2 cm |
T4 | Two or more organs, liver >2 cm |
N1 | Hepatoduodenal ligament nodes |
N2 | Other regional lymph nodes |
M0 | No distant metastases |
M1 | Distant metastases |