A 44-year-old female asked:
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tsh very low, thyroid nodules stable, endo doesn't know why, t3-4 normal neg antibody, what could be cause? cea is 5.9

1 doctor answer
Dr. Tamer Yacoub
34 years experience Endocrinology
Toxic nodular goiter: The fact that your TSH level is low is consistent with overactive thyroid even if the T3 (liothyronine) & T4 are Normal. If your TSH is below 0.10 mIU/ML I suggest you start on Antithyroid medications.
Answered on Feb 14, 2015
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