Anal Canal

Anal Canal TNM Staging

20 cards·by nevileon

anal canaltnmstaging

< = 2 cm

T1

> 2 but < = 5 cm

T2

> 5 cm

T3

Invasion of vagina, urethra, bladder

T4

4 cm, invasion into sphincters and rectal wall

T2

Perirectal lymph node(s)

N1

Unilateral internal iliac and/or inguinal lymph node(s)

N2

Perirectal and inguinal lymph nodes

N3

Bilateral internal iliac and/or inguinal lymph nodes

N3

T1 N0

I

T2 N0

II

T3 N0

II

T1 N1

IIIA

T2 N1

IIIA

T3 N1

IIIA

T4 N0

IIIA

T4 N1

IIIB

N2

IIIB

N3

IIIB

M1

IV