Table I.

Clinical features of patients with adrenocortical carcinoma (ACC) and adrenocortical adenoma (ACA)

Variable	ACC	ACA
Total (n)	10	10
Age ± SD, y	55.5 ± 10.4	45.7 ± 14.0
Male	2	4
Female	8	6
Stage*
I	0	n/a
II	2	n/a
III	5	n/a
IV	3	n/a
Tumor diameter, cm, mean (range)	11.3 (6.0 – 14.0)	2.5 (1.1 – 6.1)
Hormonal status
Cortisol	4	2
Nonhyperfunctional	3	2
Estridiol	1	0
Multiple	1	1
Unknown	1	0
Aldosterone	0	5

^*Staging criteria per American Joint Committee on Cancer (AJCC), 7^th edition