This collection is composed of blood from patients with pediatric endocrinology diseases such as: delayed growth, abnormal sexual differentiation, childhood obesity, congenital hypothyroidism, hyperinsulinism/hypoglycemia, familial glucocorticoid deficiency, abnormal puberty, hypoparathyroidism and pseudohypoparathyroidism.

Generic informed consent

Donors are asked for consent to use samples for the study of genetic factors that may be associated to pediatric endocrinology diseases.

Type of samples

• EDTA whole blood.
• DNA.
• Serum.
• Urine.