Environmental, maternal and neonatal factors in neonatal transient hypothyroidism
| Environmental factors Iodine deficiency | |
|---|---|
|
Maternal factors
Immunological: Thyroid antibodies (microsomal and TSH receptor) Iatrogenic: Drugs (amiodarone, mucolytic, anti-asthmatic, antithyroid Iodine disinfection (caesarean section, vaginal application, epidural anaesthesia) | |
|
Neonatal factors
Iatrogenic: Iodine disinfection (umbilical cord, presurgical intervention Contrast media (venous catheterisation, radiological investigation) | |