Table 1. Clinical stage of adrenal cortical carcinoma.

TNM		UICC		ENSAT
T1	≤5 cm, no extra-adrenal invasion	I	T1 N0 M0	I	T1 N0 M0
T2	>5 cm, no extra-adrenal invasion	II	T2 N0 M0	II	T2 N0 M0
T3	Local invasion	III	T1–2 N1 M0	III	T3–4 N0 M0
T4	Adjacent organs		T3 N0		T1–4 N1 M0
N1	Regional	IV	T3 N1	IV	Any T Any N M1
M1	Distant		T4 Any N
			Any T Any N M1

UICC = Union for International Cancer Control; ENSAT = European Network for the Study of Adrenal Tumours