Amplification of the Insulin-Like Growth Factor 1 Receptor Gene Is a Rare Event in Adrenocortical Adenocarcinomas: Searching for Potential Mechanisms of Overexpression

Table 1

Clinical characteristics of 64 patients with adrenocortical tumors.

	Children		Adults
	Clinically benign; 𝑛 = 18	Clinically malignant; 𝑛 = 7	Adenomas; 𝑛 = 24	Carcinomas; 𝑛 = 15
Sex (F : M)	3.5 : 1	1.3 : 1	11 : 1	4 : 1
Clinical presentation (𝑛)
Cushing	2	0	20	3
Virilizing	12	4	0	1
Mixed	4	2	2	7
Nonfunctioning	0	0	2	4
Feminizing	0	1	0	0

F: female; M: male.