Part of Cancer staging guidance sheets
Pancreas (ICD10 C25)
Introduction
This is the data sheet for TNM 8th edition staging of the pancreas (ICD10 C25)
For more detailed information regarding TNM staging, please see pages 93-95 of the UICC TNM 8 book or visit the Wiley and UICC website.
Stage groupings
Stage Group |
T stage |
N stage |
M stage |
---|---|---|---|
Stage 0 |
Tis |
N0 |
M0 |
Stage IA |
T1 |
N0 |
M0 |
Stage IB |
T2 |
N0 |
M0 |
Stage IIA |
T3 |
N0 |
M0 |
Stage IIB |
T1, T2, T3 |
N1 |
M0 |
Stage III |
T1, T2, T3 |
N2 |
M0 |
|
T4 |
Any N |
M0 |
Stage IV |
Any T |
Any N |
M1 |
TNM clinical classification
T - primary tumour
T value | Description |
---|---|
TX |
Primary tumour cannot be assessed |
T0 |
No evidence of primary tumour |
Tis |
Carcinoma in situ |
T1 |
Tumour 2 cm or less in greatest dimension T1a - Tumour 0.5 cm or less in greatest dimension T1b - Tumour greater than 0.5 cm and no more than 1 cm in greatest dimension T1c - Tumour greater than 1 cm but no more than 2 cm in greatest dimension |
T2 |
Tumour more than 2 cm but no more than 4 cm in greatest dimension |
T3 |
Tumour and more than 4 cm in greatest dimension |
T4 |
Tumour involves coeliac axis, superior mesenteric artery and/or common hepatic artery |
N - regional lymph nodes
N value | Description |
---|---|
NX |
Regional lymph nodes cannot be assessed |
N0 |
No regional lymph node metastasis |
N1 |
Metastases in 1 to 3 regional lymph node |
N2 |
Metastases in 4 or more regional lymph node |
M - distant metastasis
M value | Description |
---|---|
M0 |
No distant metastasis |
M1 |
Distant Metastasis |
TNM pathological classification
pT - primary tumour
The pT categories correspond to the T and N categories as per above.
pN - regional lymph nodes
pN value | Description |
---|---|
pN0 |
Histological examination of a regional lymphadenectomy specimen will ordinarily include 12 or more lymph nodes. If the lymph nodes are negative, but the number ordinarily examined is not met, classify as pN0 |
Last edited: 16 December 2022 12:39 pm