perhaps around 5.0 mU/L or 6.0 mU/L A high TSH level—above 4.5 mU/L—indicates an underactive thyroid, also known as ...

In addition, patients with advanced DTC had significantly higher mean TSH levels than those with low-grade tumors. The authors conclude that high TSH levels are associated with increased incidence ...

In severe hypothyroidism an initial L-T4 loading dose is the most rapid means for ... a discordant FT4/TSH relationship. The apparent paradoxical dissociation between high levels of thyroid ...

Here's a look at what abnormal TSH levels can mean. A high TSH level is anything greater than 5.0 mIU/L and may suggest an underactive thyroid, aka hypothyroidism. "A significantly elevated TSH ...

Use a thyroid hormone suppression test to verify a discordant high TSH level. Normal response to 1mg of L-T4 or 200µg L-T3 administered p.o. is a suppression in serum TSH of more than 90% by 48 ...

Now TSH controls the production of thyroid hormone. It tells the thyroid how much T3 and T4 to make. So if TSH levels are high, this means the thyroid is not functioning well and in response to that, ...