TNM staging Flashcards
1
Q
What does the T stand for?
A
Tumour size or direct extent of the primary tumour
2
Q
what are the T stages?
A
Tx
Tis
T0
T1, 2, 3, 4
3
Q
Tx
A
tumour cannot be evaluated
4
Q
Tis
A
carcinoma in situ
5
Q
T0
A
no signs of tumour
6
Q
T1
A
spread within an organ
7
Q
T2
A
spread within an organ
8
Q
T3
A
spread to surface of the organ and related structures
9
Q
T4
A
involves spread to other adjacent structures or organs
10
Q
T1-4 in general
A
size and/or extension of the primary tumour
11
Q
what does N refer to?
A
degree of spread to regional lymph nodes
12
Q
what are the N stages?
A
Nx N0 N1 N2 N3
13
Q
Nx
A
lymph nodes cannot be evaluated
14
Q
N0
A
tumour cells are absent from regional lymph nodes
15
Q
N1
A
regional lymph node metastasis is present - some sites tumour spread to closest or small number of regional lymph nodes
