Congenital hypothyroidism - lingual thyroid
Elevated TSH levels on newborn screening.
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14.2 MBq of Tc 99m was administered intravenously. Cobal sternal notch marker noted.
There is a focus of isotope uptake noted at the base of the tongue, most in keeping with a lingual thyroid gland.
This demonstrates a case of congenital hypothyroidism as a result of an ectopic thyroid gland.