TSH levels seem counterintuitive. A high TSH suggests an underactive thyroid gland, while low TSH levels indicate an ...

Some prior studies have suggested that high thyroid levels were associated with an increased risk of cognitive disorder, but ...

Jenna S. Mammen, MD, PhD Mammen: The most common reason is that the thyroid-stimulating hormone (TSH) level is a little bit elevated, and the thyroid hormone levels are normal or elevated.

[204] In cases where TSH appears inappropriately elevated, a thyroid hormone suppression test (1mg L-T4 or 200µg L-T3, po) would be expected to suppress serum TSH more than 90% by 48 hours in ...