definitions - understudies. understudy (n.) 1.someone who takes the place of another (as when things get dangerous or difficult)the star had a stand-in for dangerous scenes we need extra employees for summer fill-ins. 2.an actor able to replace a regular performer when required. understudy (v.)
Radiation can come in the form of a pill. Iodine (131 I) used in thyroid treatment might be given in pill form or as a liquid. The choice is an institutional decision based on many factors, including the amount to be given to a patient.
Radioactive iodine treats hyperthyroidism by gradually shrinking your thyroidâultimately destroying the gland. This therapy is much safer than it sounds; in fact, it is the most commonly used hyperthyroid treatment in the US. Unlike antithyroid medications, radioactive iodine is a permanent and more reliable cure for hyperthyroidism. Radioactive Iodine Ablation. Radioactive iodine can destroy all or part of your thyroid.