Same Phenotype in Children with Growth Hormone Deficiency and Resistance

Table 3

Biochemical parameters of the two patients at the time of diagnosis.

Diagnosis	Basal GH (ng/ml)	GH peak (ng/ml) after arginine	Basal IGF-I (ng/ml)	IGF-I peak (ng/ml) after GH	IGFBP-3 (g/ml)
GHD type IA	<0.05	<0.05	<25.0	n.a.	<0.5
Laron syndrome	28.4	67.1	48.0	51.0	0.5

n.a.: not available.