FIGO Staging 2009
IA
≤ 2 cm in size with stromal invasion ≤ 1 mm, negative nodes
IB
> 2 cm in size or with stromal invasion > 1 mm, negative nodes
II
Spread to lower 1/3 urethra, lower 1/3 vagina, anus, negative nodes
III
Positive inguino-femoral lymph nodes
IIIA(i) 1 lymph node metastasis ≥ 5 mm
IIIA(ii) 1-2 lymph node metastasis(es) < 5 mm
IIIB(i) 2 or more lymph nodes metastases ≥ 5 mm
IIIB(ii) 3 or more lymph nodes metastases < 5 mm
IIIC Positive node(s) with extracapsular spread
IVA(i)
Invades upper 2/3 urethra, upper 2/3, bladder mucosa, rectal mucosa,
or fixed to pelvic bone
IVA(ii)
Fixed or ulcerated inguino-femoral lymph nodes
IVB
Any distant metastasis including pelvic lymph nodes