Hyperthyroidism is most commonly caused by Graves disease. The global prevalence is 2% among women and 0.5% among men; if left untreated or undertreated, it can lead to cardiac arrhythmias, ...
Subclinical hyperthyroidism means that a person has low or undetectable levels of thyroid-stimulating hormone (TSH) with normal levels of free thyroid hormones. It usually does not cause symptoms. The ...