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Difference between revisions of "Thyroid gland"
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→Anaplastic thyroid carcinoma
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*Very rare. | *Very rare. | ||
*Horrible prognosis. | *Horrible prognosis. | ||
*Often presents with obstruction. | |||
*Typically there is a history of a thyroid mass. | |||
===Microscopic=== | ===Microscopic=== | ||
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*Thyroglobulin - rarely +ve (~15%).<ref name=pmid1712540/> | *Thyroglobulin - rarely +ve (~15%).<ref name=pmid1712540/> | ||
*CEA -ve, calcitonin -ve; to r/o medullary. | *CEA -ve, calcitonin -ve; to r/o medullary. | ||
*p53 +ve. | |||
*TTF-1 +ve. | |||
==Thyroid IHC - general comments== | ==Thyroid IHC - general comments== | ||