FAMILIAL THYROID DYSHORMONOGENESIS IS A TYPE OF PRIMARY CONGENITAL HYPOTHYROIDISM (SEE THIS TERM), A PERMANENT THYROID HORMONE DEFICIENCY THAT IS PRESENT FROM BIRTH, WHICH RESULTS FROM INBORN ERRORS OF THYROID HORMONE SYNTHESIS
·noun An enlargement of the thyroid gland, on the anterior part of the neck; bronchocele. It is frequently associated with cretinism, and is most common in mountainous regions, especially in certain parts of Switzerland.