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

For more than twenty-five years, TSH methods have been able to detect the TSH elevations that are characteristic of primary hypothyroidism. Modern-day TSH methods however, with their enhanced ...

Intermittent or non-compliance with levothyroxine (L-T4) replacement therapy will result in discordant serum TSH and FT4 values (high TSH/high FT4) because of a persistently unstable thyroid state ...

Based on how high or low the different values are—including key hormones such as TSH and T4—the lab can determine which type of thyroid disease you have (hypothyroidism vs. hyperthyroidism ...

We did not find any significant effect of TSH and hypothyroidism on exercise tolerance and aerobic reserve. Conclusions The study showed a high prevalence of subclinical hypothyroidism in elite ...