What is neonatal hypothyroidism

Hypothyroidism in neonates may be caused by thyroid dysplasia, thyroid hormone synthesis disorders, iodine deficiency, hypothalamic-pituitary diseases, etc.

1. Thyroid

dysplasia or hypoplasia in fetuses.

2. Thyroid hormone synthesis disorders

Due to the lack of certain enzymes, thyroid hormone synthesis is insufficient.

3. Iodine deficiency in

mothers during pregnancy affects fetal thyroid development.

4. Hypothalamic-pituitary diseases

Hypothalamic or pituitary dysfunction affects thyroid hormone secretion. In

addition, infections, drugs, autoimmune diseases, etc. may also cause hypothyroidism in newborns.