<unk>  <unk>  occurs in 1:1300 to 1:4000 births worldwide. The differences in<unk> -incidence are more likely due to iodine deficiency thyroid disorders or to the type of screening method than to ethnic affiliation.<unk>  is caused by an absent or defective thyroid gland classified into agenesis (22-42%), ectopy (35-42%) and gland in place defects (24-36%). It is also found to be of increased association with female sex and gestational age >40 weeks.
Congenital hypothyroidism
Congenital iodine deficiency syndrome
Congenital adrenal hyperplasia
Thyroid dysgenesis
Late onset congenital adrenal hyperplasia
Lipoid congenital adrenal hyperplasia
Congenital hyperinsulinism
Isolated growth hormone deficiency