Women who have underlying
thyroid disorder are more susceptible to becoming hypothyroid during pregnancy.
In pregency there is an increased requirement of thyroid hormones becoz of increased rate of metabolism in mother's body...and its transplacental transport..which is essential for development and maturation of different organs of foetus....
Next Steps
the dose of levothyroxine( thyronorm) should be increased by 30% as soon as pregency is confirmed...