TSH suppression therapy, also known as thyroid-stimulating hormone (TSH) suppression therapy, is a treatment approach used in certain thyroid conditions, particularly thyroid cancer and benign thyroid nodules. The goal of TSH suppression therapy is to lower levels of TSH, a hormone produced by the pituitary gland that stimulates the thyroid gland to produce thyroid hormones (T3 and T4).
In cases of thyroid cancer, TSH suppression therapy is often used after thyroidectomy (surgical removal of the thyroid gland) to help prevent the growth or recurrence of cancer cells. By keeping TSH levels low, the thyroid gland is less stimulated to produce thyroid hormones, which may inhibit the growth of any remaining thyroid cancer cells.
In the case of benign thyroid nodules that are causing symptoms or growing rapidly, TSH suppression therapy may also be used to shrink the nodules and alleviate symptoms. Lowering TSH levels can reduce the size of the nodules and decrease the production of thyroid hormones.
It is important to note that TSH suppression therapy should be carefully monitored by healthcare providers as excessive suppression of TSH levels can lead to potential side effects such as heart problems, weakened bones, and other complications. The decision to use TSH suppression therapy should be made based on individual factors and in consultation with an endocrinologist or other healthcare provider.