Thyroid Cancer TNM Staging

by Specialist

Papillary or follicular carcinoma (differentiated)

Age <55 years

 

T

N

M

I
Period

Any

Any

0

II
Period

Any

Any

1

Age ≥ 55 years

I
Phase I

1

0/x

0

 

2

0/x

0

II
Period

1 to 2

1

0

 

3a to 3b

any

0

III
Period

4a

any

0

IVA
Period

4b

any

0

IVB
Period

any

Any

1

Medullary carcinoma (all age groups)

I
Stage I

1

0

0

II
Period

2 to 3

0

0

III
Period

1 to 3

1a

0

IVA

4a

any

0

 

1 to 3

1b

0

IVB
Period

4b

any

0

IVC
Period

any

Any

1

Undifferentiated cancer (all age groups)

IVA
Stage IVA

1 to 3a

0/x

0

IVB
Period

1 to 3a

1

0

 

3b to 4

any

0

IVC
Period

any

Any

1