Endotext.com - Thyroid Disease Manager

Serum TSH levels within the normal range are more frequently found in RTH, while elevated -GSU concentrations and/or high -GSU/TSH molar ratio are typically present in patients with TSH-omas. Moreover, TSH unresponsiveness to TRH stimulation and/or to T3 suppression tests favours the presence of a TSH-oma. ................
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