If your nodule is not cancer (benign) and is not causing
problems, your doctor will watch your nodule closely for any changes. But if the nodule is large or causing problems with swallowing or breathing, you'll need surgery to remove the nodule.
thyroid nodule is causing hyperthyroidism, your doctor may recommend a dose of
radioactive iodine, which usually comes in a liquid that you swallow. Or your
doctor may have you take medicine (antithyroid pills) to slow
down the hormone production. In some cases, surgery may be done to remove an overactive thyroid nodule.
If your nodule
is cancer (malignant),
you'll need surgery to remove the nodule. You may also need treatment with
radioactive iodine to destroy any leftover cancer cells. After surgery, you may
need to take thyroid medicine for the rest of your life.