The Management of Hyperthyroidism

Abstract
Hyperthyroidism is common, affecting approximately 2 percent of women and 0.2 percent of men1. There are three principal treatments -- antithyroid drugs, radioiodine, and surgery -- all of which are effective, but opinions differ about the indications for them2 because no single treatment regularly results in permanent euthyroidism.Investigation of HyperthyroidismWhen hyperthyroidism is suspected, the diagnosis should be confirmed by measurement of serum thyrotropin and total or free thyroxine, which are usually present in low and high concentrations, respectively (Figure 1)3. If the thyrotropin level is low but the thyroxine level is normal, serum triiodothyronine should be . . .