Stage

TNM Classification

Description

0

Tis N0 M0

Carcinoma in situ, intraepithelial carcinoma

I

T1 N0 M0

Confined to the vulva or perineum; no nodal metastasis

A

T1a N0 M0

Lesions =< 2 cm with stromal invasion, =< 1 mm

B

T1b N0 M0

Lesions > 2 cm in size or stromal invasion, > 1 mm

II

T2 N0 M0

Adjacent spread to the lower urethra, the vagina, or the anus , no nodal metastasis

III

T1,2 N1a,b

N2a,b,c  M0

Tumor confined to vulva or adjacent spread to the lower urethra, the vagina, or the anus and positive inguino femoral lymph nodes

IIIA

T1,2 N1a,b M0

One lymph node metastasis >= 5mm or 1-2 lymph node metastases < 5 mm

IIIB

T1,2 N2a,b M0

Three or more lymph nodes < 5mm or 2 or more lymph nodes >= 5mm

IIIC

T1,2 N2c M0

Lymph nodes with extracapsular spread

IVA

T1,2 N3 M0

T3 anyN M0

Tumor with fixed or ulcerated lymph nodes

Tumor with spread into upper urethra/vagina, bladder, rectal mucosa, bone or fixed to pelvic bone

IVB

Any T Any N M1

Any distant metastasis, including pelvic lymph nodes