if there are no indications for more intensive evaluation such as history of cervical irradiation , a palpable abnormality of the thyroid gland or unusual laboratory findings ( e.g. , a significant pbi-thyroxine iodine discrepancy in the absence of a positive antithyroid antibody titer ) , a trial of tsh-suppressive therapy with thyroxine is undertake , even if the cause of thyromegaly has not been identified .
C0040165
thyroxine
C0018021
thyromegaly