Table 2.

AJCC/UICC Staging [61]

Stage	Grade	Size (cm)	Metastases
1°	Low grade	≤8	None
1b	Low grade	>8	None
2°	High grade	≤8	None
2b	High grade	>8	None
3	Any grade	Any	Skip metastases
4	Any grade	Any	Distant metastases at diagnosis